var Prototype={
Version:'1.6.0.1',
Browser:{
IE:!!(window.attachEvent&&!window.opera),
Opera:!!window.opera,
WebKit:navigator.userAgent.indexOf('AppleWebKit/')>-1,
Gecko:navigator.userAgent.indexOf('Gecko')>-1&&navigator.userAgent.indexOf('KHTML')==-1,
MobileSafari:!!navigator.userAgent.match(/Apple.*Mobile.*Safari/)
},
BrowserFeatures:{
XPath:!!document.evaluate,
ElementExtensions:!!window.HTMLElement,
SpecificElementExtensions:
document.createElement('div').__proto__&&
document.createElement('div').__proto__ !==
document.createElement('form').__proto__
},
ScriptFragment:'<script[^>]*>([\\S\\s]*?)<\/script>',
JSONFilter:/^\/\*-secure-([\s\S]*)\*\/\s*$/,
emptyFunction:function(){},
K:function(x){return x}
};
if(Prototype.Browser.MobileSafari)Prototype.BrowserFeatures.SpecificElementExtensions=false;
var Class={
create:function(){
var parent=null,properties=$A(arguments);
if(Object.isFunction(properties[0]))
parent=properties.shift();
function klass(){this.initialize.apply(this,arguments);}
Object.extend(klass,Class.Methods);
klass.superclass=parent;
klass.subclasses=[];
if(parent){
var subclass=function(){};
subclass.prototype=parent.prototype;
klass.prototype=new subclass;
parent.subclasses.push(klass);
}
for(var i=0;i<properties.length;i++)klass.addMethods(properties[i]);
if(!klass.prototype.initialize)klass.prototype.initialize=Prototype.emptyFunction;
klass.prototype.constructor=klass;
return klass;
}
};
Class.Methods={
addMethods:function(source){
var ancestor  =this.superclass&&this.superclass.prototype;
var properties=Object.keys(source);
if(!Object.keys({toString:true}).length)properties.push("toString","valueOf");
for(var i=0,length=properties.length;i<length;i++){
var property=properties[i],value=source[property];
if(ancestor&&Object.isFunction(value)&&value.argumentNames().first()=="$super"){
var method=value,value=Object.extend((function(m){
return function(){return ancestor[m].apply(this,arguments)};
})(property).wrap(method),{
valueOf:function(){return method},
toString:function(){return method.toString()}
});
}
this.prototype[property]=value;
}
return this;
}
};
var Abstract={};
Object.extend=function(destination,source){
for(var property in source)
destination[property]=source[property];
return destination;
};
Object.extend(Object,{
inspect:function(object){
try{
if(Object.isUndefined(object))return 'undefined';
if(object===null)return 'null';
return object.inspect?object.inspect():object.toString();
} catch (e){
if(e instanceof RangeError)return '...';
throw e;
}
},
toJSON:function(object){
var type=typeof object;
switch (type){
case 'undefined':
case 'function':
case 'unknown':return;
case 'boolean':return object.toString();
}
if(object===null)return 'null';
if(object.toJSON)return object.toJSON();
if(Object.isElement(object))return;
var results=[];
for(var property in object){
var value=Object.toJSON(object[property]);
if(!Object.isUndefined(value))
results.push(property.toJSON()+':'+value);
}
return '{'+results.join(',')+'}';
},
toQueryString:function(object){
return $H(object).toQueryString();
},
toHTML:function(object){return object&&object.toHTML?object.toHTML():String.interpret(object);},
keys:function(object){
var keys=[];
for(var property in object)keys.push(property);
return keys;
},
values:function(object){
var values=[];
for(var property in object)values.push(object[property]);
return values;
},
clone:function(object){return Object.extend({},object);
},
isElement:function(object){return object&&object.nodeType==1;
},
isArray:function(object){
return object&&object.constructor===Array;
},
isHash:function(object){return object instanceof Hash;},
isFunction:function(object){return typeof object=="function";},
isString:function(object){return typeof object=="string";},
isNumber:function(object){return typeof object=="number";},
isUndefined:function(object){return typeof object=="undefined";}
});
Object.extend(Function.prototype,{
argumentNames:function(){
var names=this.toString().match(/^[\s\(]*function[^(]*\((.*?)\)/)[1].split(",").invoke("strip");
return names.length==1&&!names[0]?[]:names;
},
bind:function(){
if(arguments.length<2&&Object.isUndefined(arguments[0]))return this;
var __method=this,args=$A(arguments),object=args.shift();
return function(){
return __method.apply(object,args.concat($A(arguments)));
}
},
bindAsEventListener:function(){
var __method=this,args=$A(arguments),object=args.shift();
return function(event){
return __method.apply(object,[event||window.event].concat(args));
}
},
curry:function(){
if(!arguments.length)return this;
var __method=this,args=$A(arguments);
return function(){
return __method.apply(this,args.concat($A(arguments)));
}
},
delay:function(){
var __method=this,args=$A(arguments),timeout=args.shift()* 1000;
return window.setTimeout(function(){
return __method.apply(__method,args);
},timeout);
},
wrap:function(wrapper){
var __method=this;
return function(){
return wrapper.apply(this,[__method.bind(this)].concat($A(arguments)));
}
},
methodize:function(){
if(this._methodized)return this._methodized;
var __method=this;
return this._methodized=function(){
return __method.apply(null,[this].concat($A(arguments)));
};
}
});
Function.prototype.defer=Function.prototype.delay.curry(0.01);
Date.prototype.toJSON=function(){
return '"'+this.getUTCFullYear()+'-'+
(this.getUTCMonth()+1).toPaddedString(2)+'-'+
this.getUTCDate().toPaddedString(2)+'T'+
this.getUTCHours().toPaddedString(2)+':'+
this.getUTCMinutes().toPaddedString(2)+':'+
this.getUTCSeconds().toPaddedString(2)+'Z"';
};
var Try={
these:function(){
var returnValue;
for(var i=0,length=arguments.length;i<length;i++){
var lambda=arguments[i];
try{
returnValue=lambda();
break;
} catch (e){}
}
return returnValue;
}
};
RegExp.prototype.match=RegExp.prototype.test;
RegExp.escape=function(str){
return String(str).replace(/([.*+?^=!:${}()|[\]\/\\])/g,'\\$1');
};
var PeriodicalExecuter=Class.create({
initialize:function(callback,frequency){
this.callback=callback;
this.frequency=frequency;
this.currentlyExecuting=false;
this.registerCallback();
},
registerCallback:function(){
this.timer=setInterval(this.onTimerEvent.bind(this),this.frequency * 1000);
},
execute:function(){
this.callback(this);
},
stop:function(){
if(!this.timer)return;
clearInterval(this.timer);
this.timer=null;
},
onTimerEvent:function(){
if(!this.currentlyExecuting){
try{
this.currentlyExecuting=true;
this.execute();
} finally{
this.currentlyExecuting=false;
}
}
}
});
Object.extend(String,{
interpret:function(value){
return value==null?'':String(value);
},
specialChar:{
'\b':'\\b',
'\t':'\\t',
'\n':'\\n',
'\f':'\\f',
'\r':'\\r',
'\\':'\\\\'
}
});
Object.extend(String.prototype,{
gsub:function(pattern,replacement){
var result='',source=this,match;
replacement=arguments.callee.prepareReplacement(replacement);
while(source.length>0){
if(match=source.match(pattern)){
result+=source.slice(0,match.index);
result+=String.interpret(replacement(match));
source =source.slice(match.index+match[0].length);
}else{
result+=source,source='';
}
}
return result;
},
sub:function(pattern,replacement,count){
replacement=this.gsub.prepareReplacement(replacement);
count=Object.isUndefined(count)?1:count;
return this.gsub(pattern,function(match){
if(--count<0)return match[0];
return replacement(match);
});
},
scan:function(pattern,iterator){
this.gsub(pattern,iterator);
return String(this);
},
truncate:function(length,truncation){
length=length||30;
truncation=Object.isUndefined(truncation)?'...':truncation;
return this.length>length ?
this.slice(0,length-truncation.length)+truncation:String(this);
},
strip:function(){
return this.replace(/^\s+/,'').replace(/\s+$/,'');
},
stripTags:function(){
return this.replace(/<\/?[^>]+>/gi,'');
},
stripScripts:function(){
return this.replace(new RegExp(Prototype.ScriptFragment,'img'),'');
},
extractScripts:function(){
var matchAll=new RegExp(Prototype.ScriptFragment,'img');
var matchOne=new RegExp(Prototype.ScriptFragment,'im');
return (this.match(matchAll)||[]).map(function(scriptTag){
return (scriptTag.match(matchOne)||['',''])[1];
});
},
evalScripts:function(){
return this.extractScripts().map(function(script){return eval(script)});
},
escapeHTML:function(){
var self=arguments.callee;
self.text.data=this;
return self.div.innerHTML;
},
unescapeHTML:function(){
var div=new Element('div');
div.innerHTML=this.stripTags();
return div.childNodes[0]?(div.childNodes.length>1 ?
$A(div.childNodes).inject('',function(memo,node){return memo+node.nodeValue}):
div.childNodes[0].nodeValue):'';
},
toQueryParams:function(separator){
var match=this.strip().match(/([^?#]*)(#.*)?$/);
if(!match)return{};
return match[1].split(separator||'&').inject({},function(hash,pair){
if((pair=pair.split('='))[0]){
var key=decodeURIComponent(pair.shift());
var value=pair.length>1?pair.join('='):pair[0];
if(value!=undefined)value=decodeURIComponent(value);
if(key in hash){
if(!Object.isArray(hash[key]))hash[key]=[hash[key]];
hash[key].push(value);
}
else hash[key]=value;
}
return hash;
});
},
toArray:function(){
return this.split('');
},
succ:function(){
return this.slice(0,this.length-1)+
String.fromCharCode(this.charCodeAt(this.length-1)+1);
},
times:function(count){
return count<1?'':new Array(count+1).join(this);
},
camelize:function(){
var parts=this.split('-'),len=parts.length;
if(len==1)return parts[0];
var camelized=this.charAt(0)=='-'
?parts[0].charAt(0).toUpperCase()+parts[0].substring(1)
:parts[0];
for(var i=1;i<len;i++)
camelized+=parts[i].charAt(0).toUpperCase()+parts[i].substring(1);
return camelized;
},
capitalize:function(){
return this.charAt(0).toUpperCase()+this.substring(1).toLowerCase();
},
underscore:function(){
return this.gsub(/::/,'/').gsub(/([A-Z]+)([A-Z][a-z])/,'#{1}_#{2}').gsub(/([a-z\d])([A-Z])/,'#{1}_#{2}').gsub(/-/,'_').toLowerCase();
},
dasherize:function(){
return this.gsub(/_/,'-');
},
inspect:function(useDoubleQuotes){
var escapedString=this.gsub(/[\x00-\x1f\\]/,function(match){
var character=String.specialChar[match[0]];
return character?character:'\\u00'+match[0].charCodeAt().toPaddedString(2,16);
});
if(useDoubleQuotes)return '"'+escapedString.replace(/"/g,'\\"')+'"';
return "'"+escapedString.replace(/'/g,'\\\'')+"'";
},
toJSON:function(){
return this.inspect(true);
},
unfilterJSON:function(filter){
return this.sub(filter||Prototype.JSONFilter,'#{1}');
},
isJSON:function(){
var str=this;
if(str.blank())return false;
str=this.replace(/\\./g,'@').replace(/"[^"\\\n\r]*"/g,'');
return (/^[,:{}\[\]0-9.\-+Eaeflnr-u \n\r\t]*$/).test(str);
},
evalJSON:function(sanitize){
var json=this.unfilterJSON();
try{
if(!sanitize||json.isJSON())return eval('('+json+')');
} catch (e){}
throw new SyntaxError('Badly formed JSON string:'+this.inspect());
},
include:function(pattern){
return this.indexOf(pattern)>-1;
},
startsWith:function(pattern){
return this.indexOf(pattern)===0;
},
endsWith:function(pattern){
var d=this.length-pattern.length;
return d >= 0&&this.lastIndexOf(pattern)===d;
},
empty:function(){
return this=='';
},
blank:function(){
return /^\s*$/.test(this);
},
interpolate:function(object,pattern){
return new Template(this,pattern).evaluate(object);
}
});
if(Prototype.Browser.WebKit||Prototype.Browser.IE)Object.extend(String.prototype,{
escapeHTML:function(){
return this.replace(/&/g,'&amp;').replace(/</g,'&lt;').replace(/>/g,'&gt;');
},
unescapeHTML:function(){
return this.replace(/&amp;/g,'&').replace(/&lt;/g,'<').replace(/&gt;/g,'>');
}
});
String.prototype.gsub.prepareReplacement=function(replacement){
if(Object.isFunction(replacement))return replacement;
var template=new Template(replacement);
return function(match){return template.evaluate(match)};
};
String.prototype.parseQuery=String.prototype.toQueryParams;
Object.extend(String.prototype.escapeHTML,{
div:document.createElement('div'),
text:document.createTextNode('')
});
with (String.prototype.escapeHTML)div.appendChild(text);
var Template=Class.create({
initialize:function(template,pattern){
this.template=template.toString();
this.pattern=pattern||Template.Pattern;
},
evaluate:function(object){
if(Object.isFunction(object.toTemplateReplacements))
object=object.toTemplateReplacements();
return this.template.gsub(this.pattern,function(match){
if(object==null)return '';
var before=match[1]||'';
if(before=='\\')return match[2];
var ctx=object,expr=match[3];
var pattern=/^([^.[]+|\[((?:.*?[^\\])?)\])(\.|\[|$)/;
match=pattern.exec(expr);
if(match==null)return before;
while(match!=null){
var comp=match[1].startsWith('[')?match[2].gsub('\\\\]',']'):match[1];
ctx=ctx[comp];
if(null==ctx||''==match[3])break;
expr=expr.substring('['==match[3]?match[1].length:match[0].length);
match=pattern.exec(expr);
}
return before+String.interpret(ctx);
}.bind(this));
}
});
Template.Pattern=/(^|.|\r|\n)(#\{(.*?)\})/;
var $break={};
var Enumerable={
each:function(iterator,context){
var index=0;
iterator=iterator.bind(context);
try{
this._each(function(value){
iterator(value,index++);
});
} catch (e){
if(e!=$break)throw e;
}
return this;
},
eachSlice:function(number,iterator,context){
iterator=iterator?iterator.bind(context):Prototype.K;
var index=-number,slices=[],array=this.toArray();
while((index+=number)<array.length)
slices.push(array.slice(index,index+number));
return slices.collect(iterator,context);
},
all:function(iterator,context){
iterator=iterator?iterator.bind(context):Prototype.K;
var result=true;
this.each(function(value,index){
result=result&&!!iterator(value,index);
if(!result)throw $break;
});
return result;
},
any:function(iterator,context){
iterator=iterator?iterator.bind(context):Prototype.K;
var result=false;
this.each(function(value,index){
if(result=!!iterator(value,index))
throw $break;
});
return result;
},
collect:function(iterator,context){
iterator=iterator?iterator.bind(context):Prototype.K;
var results=[];
this.each(function(value,index){
results.push(iterator(value,index));
});
return results;
},
detect:function(iterator,context){
iterator=iterator.bind(context);
var result;
this.each(function(value,index){
if(iterator(value,index)){
result=value;
throw $break;
}
});
return result;
},
findAll:function(iterator,context){
iterator=iterator.bind(context);
var results=[];
this.each(function(value,index){
if(iterator(value,index))
results.push(value);
});
return results;
},
grep:function(filter,iterator,context){
iterator=iterator?iterator.bind(context):Prototype.K;
var results=[];
if(Object.isString(filter))
filter=new RegExp(filter);
this.each(function(value,index){
if(filter.match(value))
results.push(iterator(value,index));
});
return results;
},
include:function(object){
if(Object.isFunction(this.indexOf))
if(this.indexOf(object)!=-1)return true;
var found=false;
this.each(function(value){
if(value==object){
found=true;
throw $break;
}
});
return found;
},
inGroupsOf:function(number,fillWith){
fillWith=Object.isUndefined(fillWith)?null:fillWith;
return this.eachSlice(number,function(slice){
while(slice.length<number)slice.push(fillWith);
return slice;
});
},
inject:function(memo,iterator,context){
iterator=iterator.bind(context);
this.each(function(value,index){
memo=iterator(memo,value,index);
});
return memo;
},
invoke:function(method){
var args=$A(arguments).slice(1);
return this.map(function(value){
return value[method].apply(value,args);
});
},
max:function(iterator,context){
iterator=iterator?iterator.bind(context):Prototype.K;
var result;
this.each(function(value,index){
value=iterator(value,index);
if(result==null||value >= result)result=value;
});
return result;
},
min:function(iterator,context){
iterator=iterator?iterator.bind(context):Prototype.K;
var result;
this.each(function(value,index){
value=iterator(value,index);
if(result==null||value<result)result=value;
});
return result;
},
partition:function(iterator,context){
iterator=iterator?iterator.bind(context):Prototype.K;
var trues=[],falses=[];
this.each(function(value,index){
(iterator(value,index)?trues:falses).push(value);
});
return [trues,falses];
},
pluck:function(property){
var results=[];
this.each(function(value){
results.push(value[property]);
});
return results;
},
reject:function(iterator,context){
iterator=iterator.bind(context);
var results=[];
this.each(function(value,index){
if(!iterator(value,index))results.push(value);
});
return results;
},
sortBy:function(iterator,context){
iterator=iterator.bind(context);
return this.map(function(value,index){
return{value:value,criteria:iterator(value,index)};
}).sort(function(left,right){
var a=left.criteria,b=right.criteria;
return a<b?-1:a>b?1:0;
}).pluck('value');
},
toArray:function(){return this.map();},
zip:function(){
var iterator=Prototype.K,args=$A(arguments);
if(Object.isFunction(args.last()))iterator=args.pop();
var collections=[this].concat(args).map($A);
return this.map(function(value,index){
return iterator(collections.pluck(index));
});
},
size:function(){return this.toArray().length;},
inspect:function(){return '#<Enumerable:'+this.toArray().inspect()+'>';}
};
Object.extend(Enumerable,{
map:Enumerable.collect,
find:Enumerable.detect,
select:Enumerable.findAll,
filter:Enumerable.findAll,
member:Enumerable.include,
entries:Enumerable.toArray,
every:Enumerable.all,
some:Enumerable.any
});
function $A(iterable){
if(!iterable)return [];
if(iterable.toArray)return iterable.toArray();
var length=iterable.length||0,results=new Array(length);
while(length--)results[length]=iterable[length];
return results;
}
if(Prototype.Browser.WebKit){
function $A(iterable){
if(!iterable)return [];
if(!(Object.isFunction(iterable)&&iterable=='[object NodeList]')&&iterable.toArray)return iterable.toArray();
var length=iterable.length||0,results=new Array(length);
while(length--)results[length]=iterable[length];
return results;
}
}
Array.from=$A;
Object.extend(Array.prototype,Enumerable);
if(!Array.prototype._reverse)Array.prototype._reverse=Array.prototype.reverse;
Object.extend(Array.prototype,{
_each:function(iterator){
for(var i=0,length=this.length;i<length;i++)iterator(this[i]);
},
clear:function(){
this.length=0;
return this;
},
first:function(){
return this[0];
},
last:function(){
return this[this.length-1];
},
compact:function(){
return this.select(function(value){
return value!=null;
});
},
flatten:function(){
return this.inject([],function(array,value){
return array.concat(Object.isArray(value)?value.flatten():[value]);
});
},
without:function(){
var values=$A(arguments);
return this.select(function(value){return !values.include(value);});
},
reverse:function(inline){return (inline!==false?this:this.toArray())._reverse();},
reduce:function(){
return this.length>1?this:this[0];
},
uniq:function(sorted){
return this.inject([],function(array,value,index){
if(0==index||(sorted?array.last()!=value:!array.include(value)))array.push(value);
return array;
});
},
intersect:function(array){
return this.uniq().findAll(function(item){return array.detect(function(value){return item===value});
});
},
clone:function(){
return [].concat(this);
},
size:function(){
return this.length;
},
inspect:function(){
return '['+this.map(Object.inspect).join(',')+']';
},
toJSON:function(){
var results=[];
this.each(function(object){
var value=Object.toJSON(object);
if(!Object.isUndefined(value))results.push(value);
});
return '['+results.join(',')+']';
}
});
if(Object.isFunction(Array.prototype.forEach))Array.prototype._each=Array.prototype.forEach;
if(!Array.prototype.indexOf)Array.prototype.indexOf=function(item,i){
i||(i=0);
var length=this.length;
if(i<0)i=length+i;
for(;i<length;i++)
if(this[i]===item)return i;
return -1;
};
if(!Array.prototype.lastIndexOf)Array.prototype.lastIndexOf=function(item,i){
i=isNaN(i)?this.length:(i<0?this.length+i:i)+1;
var n=this.slice(0,i).reverse().indexOf(item);
return (n<0)?n:i-n-1;
};
Array.prototype.toArray=Array.prototype.clone;
function $w(string){
if(!Object.isString(string))return [];
string=string.strip();
return string?string.split(/\s+/):[];
}
if(Prototype.Browser.Opera){
Array.prototype.concat=function(){
var array=[];
for(var i=0,length=this.length;i<length;i++)array.push(this[i]);
for(var i=0,length=arguments.length;i<length;i++){
if(Object.isArray(arguments[i])){
for(var j=0,arrayLength=arguments[i].length;j<arrayLength;j++)
array.push(arguments[i][j]);
}else{array.push(arguments[i]);}
}
return array;
};
}
Object.extend(Number.prototype,{
toColorPart:function(){
return this.toPaddedString(2,16);
},

succ:function(){
return this+1;
},
times:function(iterator){
$R(0,this,true).each(iterator);
return this;
},
toPaddedString:function(length,radix){
var string=this.toString(radix||10);
return '0'.times(length-string.length)+string;
},
toJSON:function(){
return isFinite(this)?this.toString():'null';
}
});
$w('abs round ceil floor').each(function(method){
Number.prototype[method]=Math[method].methodize();
});
function $H(object){
return new Hash(object);
};
var Hash=Class.create(Enumerable,(function(){
function toQueryPair(key,value){
if(Object.isUndefined(value))return key;
return key+'='+encodeURIComponent(String.interpret(value));
}
return{
initialize:function(object){
this._object=Object.isHash(object)?object.toObject():Object.clone(object);
},
_each:function(iterator){
for(var key in this._object){
var value=this._object[key],pair=[key,value];
pair.key=key;
pair.value=value;
iterator(pair);
}
},
set:function(key,value){return this._object[key]=value;},
get:function(key){return this._object[key];},
unset:function(key){
var value=this._object[key];
delete this._object[key];
return value;
},
toObject:function(){
return Object.clone(this._object);
},
keys:function(){
return this.pluck('key');
},
values:function(){
return this.pluck('value');
},
index:function(value){
var match=this.detect(function(pair){
return pair.value===value;
});
return match&&match.key;
},
merge:function(object){
return this.clone().update(object);
},
update:function(object){
return new Hash(object).inject(this,function(result,pair){
result.set(pair.key,pair.value);
return result;
});
},
toQueryString:function(){
return this.map(function(pair){
var key=encodeURIComponent(pair.key),values=pair.value;
if(values&&typeof values=='object'){
if(Object.isArray(values))
return values.map(toQueryPair.curry(key)).join('&');
}
return toQueryPair(key,values);
}).join('&');
},
inspect:function(){
return '#<Hash:{'+this.map(function(pair){
return pair.map(Object.inspect).join(':');
}).join(',')+'}>';
},
toJSON:function(){
return Object.toJSON(this.toObject());
},
clone:function(){
return new Hash(this);
}
}
})());
Hash.prototype.toTemplateReplacements=Hash.prototype.toObject;
Hash.from=$H;
var ObjectRange=Class.create(Enumerable,{
initialize:function(start,end,exclusive){
this.start=start;
this.end=end;
this.exclusive=exclusive;
},
_each:function(iterator){
var value=this.start;
while(this.include(value)){
iterator(value);
value=value.succ();
}
},
include:function(value){
if(value<this.start)
return false;
if(this.exclusive)
return value<this.end;
return value <= this.end;
}
});
var $R=function(start,end,exclusive){
return new ObjectRange(start,end,exclusive);
};
var Ajax={
getTransport:function(){
return Try.these(
function(){return new XMLHttpRequest()},
function(){return new ActiveXObject('Msxml2.XMLHTTP')},
function(){return new ActiveXObject('Microsoft.XMLHTTP')}
)||false;
},
activeRequestCount:0
};
Ajax.Responders={
responders:[],
_each:function(iterator){
this.responders._each(iterator);
},
register:function(responder){
if(!this.include(responder))
this.responders.push(responder);
},
unregister:function(responder){
this.responders=this.responders.without(responder);
},
dispatch:function(callback,request,transport,json){
this.each(function(responder){
if(Object.isFunction(responder[callback])){
try{
responder[callback].apply(responder,[request,transport,json]);
} catch (e){}
}
});
}
};
Object.extend(Ajax.Responders,Enumerable);
Ajax.Responders.register({
onCreate:function(){Ajax.activeRequestCount++},
onComplete:function(){Ajax.activeRequestCount--}
});
Ajax.Base=Class.create({
initialize:function(options){
this.options={
method:'post',
asynchronous:true,
contentType:'application/x-www-form-urlencoded',
encoding:'UTF-8',
parameters:'',
evalJSON:true,
evalJS:true
};
Object.extend(this.options,options||{});
this.options.method=this.options.method.toLowerCase();
if(Object.isString(this.options.parameters))this.options.parameters=this.options.parameters.toQueryParams();
else if(Object.isHash(this.options.parameters))this.options.parameters=this.options.parameters.toObject();
}
});
Ajax.Request=Class.create(Ajax.Base,{
_complete:false,
initialize:function($super,url,options){
$super(options);
this.transport=Ajax.getTransport();
this.request(url);
},
request:function(url){
this.url=url;
this.method=this.options.method;
var params=Object.clone(this.options.parameters);
if(!['get','post'].include(this.method)){
params['_method']=this.method;
this.method='post';
}
this.parameters=params;
if(params=Object.toQueryString(params)){
if(this.method=='get')
this.url+=(this.url.include('?')?'&':'?')+params;
else if(/Konqueror|Safari|KHTML/.test(navigator.userAgent))
params+='&_=';
}
try{
var response=new Ajax.Response(this);
if(this.options.onCreate)this.options.onCreate(response);
Ajax.Responders.dispatch('onCreate',this,response);
this.transport.open(this.method.toUpperCase(),this.url,this.options.asynchronous);
if(this.options.asynchronous)this.respondToReadyState.bind(this).defer(1);
this.transport.onreadystatechange=this.onStateChange.bind(this);
this.setRequestHeaders();
this.body=this.method=='post'?(this.options.postBody||params):null;
this.transport.send(this.body);
if(!this.options.asynchronous&&this.transport.overrideMimeType)this.onStateChange();
}
catch (e){
this.dispatchException(e);
}
},
onStateChange:function(){
var readyState=this.transport.readyState;
if(readyState>1&&!((readyState==4)&&this._complete))
this.respondToReadyState(this.transport.readyState);
},
setRequestHeaders:function(){
var headers={
'X-Requested-With':'XMLHttpRequest',
'X-Prototype-Version':Prototype.Version,
'Accept':'text/javascript,text/html,application/xml,text/xml,*/*'
};
if(this.method=='post'){
headers['Content-type']=this.options.contentType+
(this.options.encoding?';charset='+this.options.encoding:'');
if(this.transport.overrideMimeType&&
(navigator.userAgent.match(/Gecko\/(\d{4})/)||[0,2005])[1]<2005)
headers['Connection']='close';
}
if(typeof this.options.requestHeaders=='object'){
var extras=this.options.requestHeaders;
if(Object.isFunction(extras.push))for(var i=0,length=extras.length;i<length;i+=2)headers[extras[i]]=extras[i+1];
else $H(extras).each(function(pair){headers[pair.key]=pair.value});
}
for(var name in headers)this.transport.setRequestHeader(name,headers[name]);
},
success:function(){
var status=this.getStatus();
return !status||(status >= 200&&status<300);
},
getStatus:function(){
try{
return this.transport.status||0;
} catch (e){return 0}
},
respondToReadyState:function(readyState){
var state=Ajax.Request.Events[readyState],response=new Ajax.Response(this);
if(state=='Complete'){
try{
this._complete=true;
(this.options['on'+response.status]
||this.options['on'+(this.success()?'Success':'Failure')]
||Prototype.emptyFunction)(response,response.headerJSON);
} catch (e){
this.dispatchException(e);
}
var contentType=response.getHeader('Content-type');
if(this.options.evalJS=='force'
||(this.options.evalJS&&contentType
&&contentType.match(/^\s*(text|application)\/(x-)?(java|ecma)script(;.*)?\s*$/i)))
this.evalResponse();
}
try{
(this.options['on'+state]||Prototype.emptyFunction)(response,response.headerJSON);
Ajax.Responders.dispatch('on'+state,this,response,response.headerJSON);
} catch (e){this.dispatchException(e);}
if(state=='Complete'){this.transport.onreadystatechange=Prototype.emptyFunction;}
},
getHeader:function(name){
try{
return this.transport.getResponseHeader(name)||null;
} catch (e){return null}
},
evalResponse:function(){
try{
return eval((this.transport.responseText||'').unfilterJSON());
} catch (e){
this.dispatchException(e);
}
},
dispatchException:function(exception){
(this.options.onException||Prototype.emptyFunction)(this,exception);
Ajax.Responders.dispatch('onException',this,exception);
}
});
Ajax.Request.Events=['Uninitialized','Loading','Loaded','Interactive','Complete'];
Ajax.Response=Class.create({
initialize:function(request){
this.request=request;
var transport =this.transport =request.transport,
readyState=this.readyState=transport.readyState;
if((readyState>2&&!Prototype.Browser.IE)||readyState==4){
this.status      =this.getStatus();
this.statusText  =this.getStatusText();
this.responseText=String.interpret(transport.responseText);
this.headerJSON  =this._getHeaderJSON();
}
if(readyState==4){
var xml=transport.responseXML;
this.responseXML =Object.isUndefined(xml)?null:xml;
this.responseJSON=this._getResponseJSON();
}
},
status:0,
statusText:'',
getStatus:Ajax.Request.prototype.getStatus,
getStatusText:function(){
try{
return this.transport.statusText||'';
} catch (e){return ''}
},
getHeader:Ajax.Request.prototype.getHeader,
getAllHeaders:function(){
try{
return this.getAllResponseHeaders();
} catch (e){return null}
},
getResponseHeader:function(name){
return this.transport.getResponseHeader(name);
},
getAllResponseHeaders:function(){
return this.transport.getAllResponseHeaders();
},
_getHeaderJSON:function(){
var json=this.getHeader('X-JSON');
if(!json)return null;
json=decodeURIComponent(escape(json));
try{
return json.evalJSON(this.request.options.sanitizeJSON);
} catch (e){
this.request.dispatchException(e);
}
},
_getResponseJSON:function(){
var options=this.request.options;
if(!options.evalJSON||(options.evalJSON!='force'&&
!(this.getHeader('Content-type')||'').include('application/json'))||
this.responseText.blank())
return null;
try{
return this.responseText.evalJSON(options.sanitizeJSON);
} catch (e){
this.request.dispatchException(e);
}
}
});
Ajax.Updater=Class.create(Ajax.Request,{
initialize:function($super,container,url,options){
this.container={
success:(container.success||container),
failure:(container.failure||(container.success?null:container))
};
options=Object.clone(options);
var onComplete=options.onComplete;
options.onComplete=(function(response,json){
this.updateContent(response.responseText);
if(Object.isFunction(onComplete))onComplete(response,json);
}).bind(this);
$super(url,options);
},
updateContent:function(responseText){
var receiver=this.container[this.success()?'success':'failure'],options=this.options;
if(!options.evalScripts)responseText=responseText.stripScripts();
if(receiver=$(receiver)){
if(options.insertion){
if(Object.isString(options.insertion)){
var insertion={};insertion[options.insertion]=responseText;
receiver.insert(insertion);
}
else options.insertion(receiver,responseText);
}
else receiver.update(responseText);
}
}
});
Ajax.PeriodicalUpdater=Class.create(Ajax.Base,{
initialize:function($super,container,url,options){
$super(options);
this.onComplete=this.options.onComplete;
this.frequency=(this.options.frequency||2);
this.decay=(this.options.decay||1);
this.updater={};
this.container=container;
this.url=url;
this.start();
},
start:function(){
this.options.onComplete=this.updateComplete.bind(this);
this.onTimerEvent();
},
stop:function(){
this.updater.options.onComplete=undefined;
clearTimeout(this.timer);
(this.onComplete||Prototype.emptyFunction).apply(this,arguments);
},
updateComplete:function(response){
if(this.options.decay){
this.decay=(response.responseText==this.lastText ?
this.decay * this.options.decay:1);
this.lastText=response.responseText;
}
this.timer=this.onTimerEvent.bind(this).delay(this.decay * this.frequency);
},
onTimerEvent:function(){
this.updater=new Ajax.Updater(this.container,this.url,this.options);
}
});
function $(element){
if(arguments.length>1){
for(var i=0,elements=[],length=arguments.length;i<length;i++)elements.push($(arguments[i]));
return elements;
}
if(Object.isString(element))
element=document.getElementById(element);
return Element.extend(element);
}
if(Prototype.BrowserFeatures.XPath){
document._getElementsByXPath=function(expression,parentElement){
var results=[];
var query=document.evaluate(expression,$(parentElement)||document,
null,XPathResult.ORDERED_NODE_SNAPSHOT_TYPE,null);
for(var i=0,length=query.snapshotLength;i<length;i++)
results.push(Element.extend(query.snapshotItem(i)));
return results;
};
}
if(!window.Node)var Node={};
if(!Node.ELEMENT_NODE){
Object.extend(Node,{
ELEMENT_NODE:1,ATTRIBUTE_NODE:2,TEXT_NODE:3,CDATA_SECTION_NODE:4,ENTITY_REFERENCE_NODE:5,ENTITY_NODE:6,PROCESSING_INSTRUCTION_NODE:7,COMMENT_NODE:8,DOCUMENT_NODE:9,DOCUMENT_TYPE_NODE:10,DOCUMENT_FRAGMENT_NODE:11,NOTATION_NODE:12
});
}
(function(){
var element=this.Element;
this.Element=function(tagName,attributes){
attributes=attributes||{};
tagName=tagName.toLowerCase();
var cache=Element.cache;
if(Prototype.Browser.IE&&attributes.name){
tagName='<'+tagName+' name="'+attributes.name+'">';
delete attributes.name;
return Element.writeAttribute(document.createElement(tagName),attributes);
}
if(!cache[tagName])cache[tagName]=Element.extend(document.createElement(tagName));
return Element.writeAttribute(cache[tagName].cloneNode(false),attributes);
};
Object.extend(this.Element,element||{});
}).call(window);
Element.cache={};
Element.Methods={
visible:function(element){
return $(element).style.display!='none';
},
toggle:function(element){
element=$(element);
Element[Element.visible(element)?'hide':'show'](element);
return element;
},
hide:function(element){
$(element).style.display='none';
return element;
},
show:function(element){
$(element).style.display='';
return element;
},
remove:function(element){
element=$(element);
element.parentNode.removeChild(element);
return element;
},
update:function(element,content){
element=$(element);
if(content&&content.toElement)content=content.toElement();
if(Object.isElement(content))return element.update().insert(content);
content=Object.toHTML(content);
element.innerHTML=content.stripScripts();
content.evalScripts.bind(content).defer();
return element;
},
replace:function(element,content){
element=$(element);
if(content&&content.toElement)content=content.toElement();
else if(!Object.isElement(content)){
content=Object.toHTML(content);
var range=element.ownerDocument.createRange();
range.selectNode(element);
content.evalScripts.bind(content).defer();
content=range.createContextualFragment(content.stripScripts());
}
element.parentNode.replaceChild(content,element);
return element;
},
insert:function(element,insertions){
element=$(element);
if(Object.isString(insertions)||Object.isNumber(insertions)||Object.isElement(insertions)||(insertions&&(insertions.toElement||insertions.toHTML)))insertions={bottom:insertions};
var content,insert,tagName,childNodes;
for(position in insertions){
content =insertions[position];
position=position.toLowerCase();
insert=Element._insertionTranslations[position];
if(content&&content.toElement)content=content.toElement();
if(Object.isElement(content)){
insert(element,content);
continue;
}
content=Object.toHTML(content);
tagName=((position=='before'||position=='after')?element.parentNode:element).tagName.toUpperCase();
childNodes=Element._getContentFromAnonymousElement(tagName,content.stripScripts());
if(position=='top'||position=='after')childNodes.reverse();
childNodes.each(insert.curry(element));
content.evalScripts.bind(content).defer();
}
return element;
},
wrap:function(element,wrapper,attributes){
element=$(element);
if(Object.isElement(wrapper))
$(wrapper).writeAttribute(attributes||{});
else if(Object.isString(wrapper))wrapper=new Element(wrapper,attributes);
else wrapper=new Element('div',wrapper);
if(element.parentNode)
element.parentNode.replaceChild(wrapper,element);
wrapper.appendChild(element);
return wrapper;
},
inspect:function(element){
element=$(element);
var result='<'+element.tagName.toLowerCase();
$H({'id':'id','className':'class'}).each(function(pair){
var property=pair.first(),attribute=pair.last();
var value=(element[property]||'').toString();
if(value)result+=' '+attribute+'='+value.inspect(true);
});
return result+'>';
},
recursivelyCollect:function(element,property){
element=$(element);
var elements=[];
while(element=element[property])
if(element.nodeType==1)elements.push(Element.extend(element));
return elements;
},
ancestors:function(element){return $(element).recursivelyCollect('parentNode');},
descendants:function(element){return $(element).getElementsBySelector("*");},
firstDescendant:function(element){
element=$(element).firstChild;
while(element&&element.nodeType!=1)element=element.nextSibling;
return $(element);
},
immediateDescendants:function(element){
if(!(element=$(element).firstChild))return [];
while(element&&element.nodeType!=1)element=element.nextSibling;
if(element)return [element].concat($(element).nextSiblings());
return [];
},
previousSiblings:function(element){return $(element).recursivelyCollect('previousSibling');},
nextSiblings:function(element){return $(element).recursivelyCollect('nextSibling');},
siblings:function(element){
element=$(element);
return element.previousSiblings().reverse().concat(element.nextSiblings());
},
match:function(element,selector){
if(Object.isString(selector))
selector=new Selector(selector);
return selector.match($(element));
},
up:function(element,expression,index){
element=$(element);
if(arguments.length==1)return $(element.parentNode);
var ancestors=element.ancestors();
return Object.isNumber(expression)?ancestors[expression]:Selector.findElement(ancestors,expression,index);
},
down:function(element,expression,index){
element=$(element);
if(arguments.length==1)return element.firstDescendant();
return Object.isNumber(expression)?element.descendants()[expression]:
element.select(expression)[index||0];
},
previous:function(element,expression,index){
element=$(element);
if(arguments.length==1)return $(Selector.handlers.previousElementSibling(element));
var previousSiblings=element.previousSiblings();
return Object.isNumber(expression)?previousSiblings[expression]:
Selector.findElement(previousSiblings,expression,index);
},
next:function(element,expression,index){
element=$(element);
if(arguments.length==1)return $(Selector.handlers.nextElementSibling(element));
var nextSiblings=element.nextSiblings();
return Object.isNumber(expression)?nextSiblings[expression]:
Selector.findElement(nextSiblings,expression,index);
},
select:function(){
var args=$A(arguments),element=$(args.shift());
return Selector.findChildElements(element,args);
},
adjacent:function(){
var args=$A(arguments),element=$(args.shift());
return Selector.findChildElements(element.parentNode,args).without(element);
},
identify:function(element){
element=$(element);
var id=element.readAttribute('id'),self=arguments.callee;
if(id)return id;
do{id='anonymous_element_'+self.counter++}while($(id));
element.writeAttribute('id',id);
return id;
},
readAttribute:function(element,name){
element=$(element);
if(Prototype.Browser.IE){
var t=Element._attributeTranslations.read;
if(t.values[name])return t.values[name](element,name);
if(t.names[name])name=t.names[name];
if(name.include(':')){
return (!element.attributes||!element.attributes[name])?null:
element.attributes[name].value;
}
}
return element.getAttribute(name);
},
writeAttribute:function(element,name,value){
element=$(element);
var attributes={},t=Element._attributeTranslations.write;
if(typeof name=='object')attributes=name;
else attributes[name]=Object.isUndefined(value)?true:value;
for(var attr in attributes){
name=t.names[attr]||attr;
value=attributes[attr];
if(t.values[attr])name=t.values[attr](element,value);
if(value===false||value===null)
element.removeAttribute(name);
else if(value===true)
element.setAttribute(name,name);
else element.setAttribute(name,value);
}
return element;
},
getHeight:function(element){
return $(element).getDimensions().height;
},
getWidth:function(element){
return $(element).getDimensions().width;
},
classNames:function(element){
return new Element.ClassNames(element);
},
hasClassName:function(element,className){
if(!(element=$(element)))return;
var elementClassName=element.className;
return (elementClassName.length>0&&(elementClassName==className||
new RegExp("(^|\\s)"+className+"(\\s|$)").test(elementClassName)));
},
addClassName:function(element,className){
if(!(element=$(element)))return;
if(!element.hasClassName(className))element.className+=(element.className?' ':'')+className;
return element;
},
removeClassName:function(element,className){
if(!(element=$(element)))return;
element.className=element.className.replace(
new RegExp("(^|\\s+)"+className+"(\\s+|$)"),' ').strip();
return element;
},
toggleClassName:function(element,className){
if(!(element=$(element)))return;
return element[element.hasClassName(className)?
'removeClassName':'addClassName'](className);
},
cleanWhitespace:function(element){
element=$(element);
var node=element.firstChild;
while(node){
var nextNode=node.nextSibling;
if(node.nodeType==3&&!/\S/.test(node.nodeValue))
element.removeChild(node);
node=nextNode;
}
return element;
},
empty:function(element){
return $(element).innerHTML.blank();
},
descendantOf:function(element,ancestor){
element=$(element),ancestor=$(ancestor);
var originalAncestor=ancestor;
if(element.compareDocumentPosition)return (element.compareDocumentPosition(ancestor)& 8)===8;
if(element.sourceIndex&&!Prototype.Browser.Opera){
var e=element.sourceIndex,a=ancestor.sourceIndex,
nextAncestor=ancestor.nextSibling;
if(!nextAncestor){
do{ancestor=ancestor.parentNode;}
while(!(nextAncestor=ancestor.nextSibling)&&ancestor.parentNode);
}
if(nextAncestor)return (e>a&&e<nextAncestor.sourceIndex);
}
while(element=element.parentNode)
if(element==originalAncestor)return true;
return false;
},
scrollTo:function(element){
element=$(element);
var pos=element.cumulativeOffset();
window.scrollTo(pos[0],pos[1]);
return element;
},
getStyle:function(element,style){
element=$(element);
style=style=='float'?'cssFloat':style.camelize();
var value=element.style[style];
if(!value){
var css=document.defaultView.getComputedStyle(element,null);
value=css?css[style]:null;
}
if(style=='opacity')return value?parseFloat(value):1.0;
return value=='auto'?null:value;
},
getOpacity:function(element){
return $(element).getStyle('opacity');
},
setStyle:function(element,styles){
element=$(element);
var elementStyle=element.style,match;
if(Object.isString(styles)){
element.style.cssText+=';'+styles;
return styles.include('opacity')?
element.setOpacity(styles.match(/opacity:\s*(\d?\.?\d*)/)[1]):element;
}
for(var property in styles)
if(property=='opacity')element.setOpacity(styles[property]);
else
elementStyle[(property=='float'||property=='cssFloat')?(Object.isUndefined(elementStyle.styleFloat)?'cssFloat':'styleFloat'):property]=styles[property];
return element;
},
setOpacity:function(element,value){
element=$(element);
element.style.opacity=(value==1||value==='')?'':(value<0.00001)?0:value;
return element;
},
getDimensions:function(element){
element=$(element);
var display=$(element).getStyle('display');
if(display!='none'&&display!=null) return{width:element.offsetWidth,height:element.offsetHeight};
var els=element.style;
var originalVisibility=els.visibility;
var originalPosition=els.position;
var originalDisplay=els.display;
els.visibility='hidden';
els.position='absolute';
els.display='block';
var originalWidth=element.clientWidth;
var originalHeight=element.clientHeight;
els.display=originalDisplay;
els.position=originalPosition;
els.visibility=originalVisibility;
return{width:originalWidth,height:originalHeight};
},
makePositioned:function(element){
element=$(element);
var pos=Element.getStyle(element,'position');
if(pos=='static'||!pos){
element._madePositioned=true;
element.style.position='relative';
if(window.opera){
element.style.top=0;
element.style.left=0;
}
}
return element;
},
undoPositioned:function(element){
element=$(element);
if(element._madePositioned){
element._madePositioned=undefined;
element.style.position=element.style.top=element.style.left=element.style.bottom=element.style.right='';
}
return element;
},
makeClipping:function(element){
element=$(element);
if(element._overflow)return element;
element._overflow=Element.getStyle(element,'overflow')||'auto';
if(element._overflow!=='hidden')
element.style.overflow='hidden';
return element;
},
undoClipping:function(element){
element=$(element);
if(!element._overflow)return element;
element.style.overflow=element._overflow=='auto'?'':element._overflow;
element._overflow=null;
return element;
},
cumulativeOffset:function(element){
var valueT=0,valueL=0;
do{
valueT+=element.offsetTop||0;
valueL+=element.offsetLeft||0;
element=element.offsetParent;
}while(element);
return Element._returnOffset(valueL,valueT);
},
positionedOffset:function(element){
var valueT=0,valueL=0;
do{
valueT+=element.offsetTop||0;
valueL+=element.offsetLeft||0;
element=element.offsetParent;
if(element){
if(element.tagName=='BODY')break;
var p=Element.getStyle(element,'position');
if(p=='relative'||p=='absolute')break;
}
}while(element);
return Element._returnOffset(valueL,valueT);
},
absolutize:function(element){
element=$(element);
if(element.getStyle('position')=='absolute')return;
var offsets=element.positionedOffset();
var top=offsets[1];
var left=offsets[0];
var width=element.clientWidth;
var height=element.clientHeight;
element._originalLeft=left-parseFloat(element.style.left||0);
element._originalTop=top -parseFloat(element.style.top||0);
element._originalWidth=element.style.width;
element._originalHeight=element.style.height;
element.style.position='absolute';
element.style.top=top+'px';
element.style.left=left+'px';
element.style.width=width+'px';
element.style.height=height+'px';
return element;
},
relativize:function(element){
element=$(element);
if(element.getStyle('position')=='relative')return;
element.style.position='relative';
var top =parseFloat(element.style.top||0)- (element._originalTop||0);
var left=parseFloat(element.style.left||0)- (element._originalLeft||0);
element.style.top=top+'px';
element.style.left=left+'px';
element.style.height=element._originalHeight;
element.style.width=element._originalWidth;
return element;
},
cumulativeScrollOffset:function(element){
var valueT=0,valueL=0;
do{
valueT+=element.scrollTop||0;
valueL+=element.scrollLeft||0;
element=element.parentNode;
}while(element);
return Element._returnOffset(valueL,valueT);
},
getOffsetParent:function(element){
if(element.offsetParent)return $(element.offsetParent);
if(element==document.body)return $(element);
while((element=element.parentNode)&&element!=document.body)
if(Element.getStyle(element,'position')!='static')return $(element);
return $(document.body);
},
viewportOffset:function(forElement){
var valueT=0,valueL=0;
var element=forElement;
do{
valueT+=element.offsetTop||0;
valueL+=element.offsetLeft||0;
if(element.offsetParent==document.body&&Element.getStyle(element,'position')=='absolute')break;
}while(element=element.offsetParent);
element=forElement;
do{
if(!Prototype.Browser.Opera||element.tagName=='BODY'){
valueT-=element.scrollTop||0;
valueL-=element.scrollLeft||0;
}
}while(element=element.parentNode);
return Element._returnOffset(valueL,valueT);
},
clonePosition:function(element,source){
var options=Object.extend({
setLeft:true,
setTop:true,
setWidth:true,
setHeight:true,
offsetTop:0,
offsetLeft:0
},arguments[2]||{});
source=$(source);
var p=source.viewportOffset();
element=$(element);
var delta=[0,0];
var parent=null;
if(Element.getStyle(element,'position')=='absolute'){
parent=element.getOffsetParent();
delta=parent.viewportOffset();
}
if(parent==document.body){
delta[0]-=document.body.offsetLeft;
delta[1]-=document.body.offsetTop;
}
if(options.setLeft)element.style.left =(p[0]-delta[0]+options.offsetLeft)+'px';
if(options.setTop)element.style.top  =(p[1]-delta[1]+options.offsetTop)+'px';
if(options.setWidth)element.style.width=source.offsetWidth+'px';
if(options.setHeight)element.style.height=source.offsetHeight+'px';
return element;
}
};
Element.Methods.identify.counter=1;
Object.extend(Element.Methods,{
getElementsBySelector:Element.Methods.select,
childElements:Element.Methods.immediateDescendants
});
Element._attributeTranslations={
write:{
names:{
className:'class',
htmlFor:'for'
},
values:{}
}
};
if(Prototype.Browser.Opera){
Element.Methods.getStyle=Element.Methods.getStyle.wrap(
function(proceed,element,style){
switch (style){
case 'left':case 'top':case 'right':case 'bottom':
if(proceed(element,'position')==='static')return null;
case 'height':case 'width':
if(!Element.visible(element))return null;
var dim=parseInt(proceed(element,style),10);
if(dim!==element['offset'+style.capitalize()])
return dim+'px';
var properties;
if(style==='height'){
properties=['border-top-width','padding-top','padding-bottom','border-bottom-width'];
}
else{
properties=['border-left-width','padding-left','padding-right','border-right-width'];
}
return properties.inject(dim,function(memo,property){
var val=proceed(element,property);
return val===null?memo:memo-parseInt(val,10);
})+'px';
default:return proceed(element,style);
}
}
);
Element.Methods.readAttribute=Element.Methods.readAttribute.wrap(
function(proceed,element,attribute){
if(attribute==='title')return element.title;
return proceed(element,attribute);
}
);
}
else if(Prototype.Browser.IE){
$w('positionedOffset getOffsetParent viewportOffset').each(function(method){
Element.Methods[method]=Element.Methods[method].wrap(
function(proceed,element){
element=$(element);
var position=element.getStyle('position');
if(position!='static')return proceed(element);
element.setStyle({position:'relative'});
var value=proceed(element);
element.setStyle({position:position});
return value;
}
);
});
Element.Methods.getStyle=function(element,style){
element=$(element);
style=(style=='float'||style=='cssFloat')?'styleFloat':style.camelize();
var value=element.style[style];
if(!value&&element.currentStyle)value=element.currentStyle[style];
if(style=='opacity'){
if(value=(element.getStyle('filter')||'').match(/alpha\(opacity=(.*)\)/))
if(value[1])return parseFloat(value[1])/ 100;
return 1.0;
}
if(value=='auto'){
if((style=='width'||style=='height')&&(element.getStyle('display')!='none'))return element['offset'+style.capitalize()]+'px';
return null;
}
return value;
};
Element.Methods.setOpacity=function(element,value){
function stripAlpha(filter){
return filter.replace(/alpha\([^\)]*\)/gi,'');
}
element=$(element);
var currentStyle=element.currentStyle;
if((currentStyle&&!currentStyle.hasLayout)||(!currentStyle&&element.style.zoom=='normal'))element.style.zoom=1;
var filter=element.getStyle('filter'),style=element.style;
if(value==1||value===''){
(filter=stripAlpha(filter))?style.filter=filter:style.removeAttribute('filter');
return element;
}else if(value<0.00001)value=0;
style.filter=stripAlpha(filter)+
'alpha(opacity='+(value * 100)+')';
return element;
};
Element._attributeTranslations={
read:{
names:{
'class':'className',
'for':'htmlFor'
},
values:{
_getAttr:function(element,attribute){return element.getAttribute(attribute,2);},
_getAttrNode:function(element,attribute){
var node=element.getAttributeNode(attribute);
return node?node.value:"";
},
_getEv:function(element,attribute){
attribute=element.getAttribute(attribute);
return attribute?attribute.toString().slice(23,-2):null;
},
_flag:function(element,attribute){
return $(element).hasAttribute(attribute)?attribute:null;
},
style:function(element){
return element.style.cssText.toLowerCase();
},
title:function(element){
return element.title;
}
}
}
};
Element._attributeTranslations.write={
names:Object.clone(Element._attributeTranslations.read.names),
values:{
checked:function(element,value){
element.checked=!!value;
},
style:function(element,value){
element.style.cssText=value?value:'';
}
}
};
Element._attributeTranslations.has={};
$w('colSpan rowSpan vAlign dateTime accessKey tabIndex '+'encType maxLength readOnly longDesc').each(function(attr){
Element._attributeTranslations.write.names[attr.toLowerCase()]=attr;
Element._attributeTranslations.has[attr.toLowerCase()]=attr;
});
(function(v){
Object.extend(v,{
href:v._getAttr,
src:v._getAttr,
type:v._getAttr,
action:v._getAttrNode,
disabled:v._flag,
checked:v._flag,
readonly:v._flag,
multiple:v._flag,
onload:v._getEv,
onunload:v._getEv,
onclick:v._getEv,
ondblclick:v._getEv,
onmousedown:v._getEv,
onmouseup:v._getEv,
onmouseover:v._getEv,
onmousemove:v._getEv,
onmouseout:v._getEv,
onfocus:v._getEv,
onblur:v._getEv,
onkeypress:v._getEv,
onkeydown:v._getEv,
onkeyup:v._getEv,
onsubmit:v._getEv,
onreset:v._getEv,
onselect:v._getEv,
onchange:v._getEv
});
})(Element._attributeTranslations.read.values);
}
else if(Prototype.Browser.Gecko&&/rv:1\.8\.0/.test(navigator.userAgent)){
Element.Methods.setOpacity=function(element,value){
element=$(element);
element.style.opacity=(value==1)?0.999999:
(value==='')?'':(value<0.00001)?0:value;
return element;
};
}
else if(Prototype.Browser.WebKit){
Element.Methods.setOpacity=function(element,value){
element=$(element);
element.style.opacity=(value==1||value==='')?'':
(value<0.00001)?0:value;
if(value==1)
if(element.tagName=='IMG'&&element.width){
element.width++;element.width--;
}else try{
var n=document.createTextNode(' ');
element.appendChild(n);
element.removeChild(n);
} catch (e){}
return element;
};
Element.Methods.cumulativeOffset=function(element){
var valueT=0,valueL=0;
do{
valueT+=element.offsetTop||0;
valueL+=element.offsetLeft||0;
if(element.offsetParent==document.body)
if(Element.getStyle(element,'position')=='absolute')break;
element=element.offsetParent;
}while(element);
return Element._returnOffset(valueL,valueT);
};
}
if(Prototype.Browser.IE||Prototype.Browser.Opera){
Element.Methods.update=function(element,content){
element=$(element);
if(content&&content.toElement)content=content.toElement();
if(Object.isElement(content))return element.update().insert(content);
content=Object.toHTML(content);
var tagName=element.tagName.toUpperCase();
if(tagName in Element._insertionTranslations.tags){
$A(element.childNodes).each(function(node){element.removeChild(node)});
Element._getContentFromAnonymousElement(tagName,content.stripScripts())
.each(function(node){element.appendChild(node)});
}
else element.innerHTML=content.stripScripts();
content.evalScripts.bind(content).defer();
return element;
};
}
if(document.createElement('div').outerHTML){
Element.Methods.replace=function(element,content){
element=$(element);
if(content&&content.toElement)content=content.toElement();
if(Object.isElement(content)){
element.parentNode.replaceChild(content,element);
return element;
}
content=Object.toHTML(content);
var parent=element.parentNode,tagName=parent.tagName.toUpperCase();
if(Element._insertionTranslations.tags[tagName]){
var nextSibling=element.next();
var fragments=Element._getContentFromAnonymousElement(tagName,content.stripScripts());
parent.removeChild(element);
if(nextSibling)
fragments.each(function(node){parent.insertBefore(node,nextSibling)});
else
fragments.each(function(node){parent.appendChild(node)});
}
else element.outerHTML=content.stripScripts();
content.evalScripts.bind(content).defer();
return element;
};
}
Element._returnOffset=function(l,t){
var result=[l,t];
result.left=l;
result.top=t;
return result;
};
Element._getContentFromAnonymousElement=function(tagName,html){
var div=new Element('div'),t=Element._insertionTranslations.tags[tagName];
if(t){
div.innerHTML=t[0]+html+t[1];
t[2].times(function(){div=div.firstChild});
}else div.innerHTML=html;
return $A(div.childNodes);
};
Element._insertionTranslations={
before:function(element,node){
element.parentNode.insertBefore(node,element);
},
top:function(element,node){
element.insertBefore(node,element.firstChild);
},
bottom:function(element,node){
element.appendChild(node);
},
after:function(element,node){
element.parentNode.insertBefore(node,element.nextSibling);
},
tags:{
TABLE:['<table>','</table>',1],
TBODY:['<table><tbody>','</tbody></table>',2],
TR:['<table><tbody><tr>','</tr></tbody></table>',3],
TD:['<table><tbody><tr><td>','</td></tr></tbody></table>',4],
SELECT:['<select>','</select>',1]
}
};
(function(){
Object.extend(this.tags,{
THEAD:this.tags.TBODY,
TFOOT:this.tags.TBODY,
TH:this.tags.TD
});
}).call(Element._insertionTranslations);
Element.Methods.Simulated={
hasAttribute:function(element,attribute){
attribute=Element._attributeTranslations.has[attribute]||attribute;
var node=$(element).getAttributeNode(attribute);
return node&&node.specified;
}
};
Element.Methods.ByTag={};
Object.extend(Element,Element.Methods);
if(!Prototype.BrowserFeatures.ElementExtensions&&document.createElement('div').__proto__){
window.HTMLElement={};
window.HTMLElement.prototype=document.createElement('div').__proto__;
Prototype.BrowserFeatures.ElementExtensions=true;
}
Element.extend=(function(){
if(Prototype.BrowserFeatures.SpecificElementExtensions)return Prototype.K;
var Methods={},ByTag=Element.Methods.ByTag;
var extend=Object.extend(function(element){
if(!element||element._extendedByPrototype||element.nodeType!=1||element==window)return element;
var methods=Object.clone(Methods),tagName=element.tagName,property,value;
if(ByTag[tagName])Object.extend(methods,ByTag[tagName]);
for(property in methods){
value=methods[property];
if(Object.isFunction(value)&&!(property in element))
element[property]=value.methodize();
}
element._extendedByPrototype=Prototype.emptyFunction;
return element;
},{
refresh:function(){
if(!Prototype.BrowserFeatures.ElementExtensions){
Object.extend(Methods,Element.Methods);
Object.extend(Methods,Element.Methods.Simulated);
}
}
});
extend.refresh();
return extend;
})();
Element.hasAttribute=function(element,attribute){
if(element.hasAttribute)return element.hasAttribute(attribute);
return Element.Methods.Simulated.hasAttribute(element,attribute);
};
Element.addMethods=function(methods){
var F=Prototype.BrowserFeatures,T=Element.Methods.ByTag;
if(!methods){
Object.extend(Form,Form.Methods);
Object.extend(Form.Element,Form.Element.Methods);
Object.extend(Element.Methods.ByTag,{
"FORM":Object.clone(Form.Methods),
"INPUT":Object.clone(Form.Element.Methods),
"SELECT":Object.clone(Form.Element.Methods),
"TEXTAREA":Object.clone(Form.Element.Methods)
});
}
if(arguments.length==2){
var tagName=methods;
methods=arguments[1];
}
if(!tagName)Object.extend(Element.Methods,methods||{});
else{
if(Object.isArray(tagName))tagName.each(extend);
else extend(tagName);
}
function extend(tagName){
tagName=tagName.toUpperCase();
if(!Element.Methods.ByTag[tagName])
Element.Methods.ByTag[tagName]={};
Object.extend(Element.Methods.ByTag[tagName],methods);
}
function copy(methods,destination,onlyIfAbsent){
onlyIfAbsent=onlyIfAbsent||false;
for(var property in methods){
var value=methods[property];
if(!Object.isFunction(value))continue;
if(!onlyIfAbsent||!(property in destination))
destination[property]=value.methodize();
}
}
function findDOMClass(tagName){
var klass;
var trans={
"OPTGROUP":"OptGroup","TEXTAREA":"TextArea","P":"Paragraph",
"FIELDSET":"FieldSet","UL":"UList","OL":"OList","DL":"DList",
"DIR":"Directory","H1":"Heading","H2":"Heading","H3":"Heading",
"H4":"Heading","H5":"Heading","H6":"Heading","Q":"Quote",
"INS":"Mod","DEL":"Mod","A":"Anchor","IMG":"Image","CAPTION":
"TableCaption","COL":"TableCol","COLGROUP":"TableCol","THEAD":
"TableSection","TFOOT":"TableSection","TBODY":"TableSection","TR":
"TableRow","TH":"TableCell","TD":"TableCell","FRAMESET":
"FrameSet","IFRAME":"IFrame"
};
if(trans[tagName])klass='HTML'+trans[tagName]+'Element';
if(window[klass])return window[klass];
klass='HTML'+tagName+'Element';
if(window[klass])return window[klass];
klass='HTML'+tagName.capitalize()+'Element';
if(window[klass])return window[klass];
window[klass]={};
window[klass].prototype=document.createElement(tagName).__proto__;
return window[klass];
}
if(F.ElementExtensions){
copy(Element.Methods,HTMLElement.prototype);
copy(Element.Methods.Simulated,HTMLElement.prototype,true);
}
if(F.SpecificElementExtensions){
for(var tag in Element.Methods.ByTag){
var klass=findDOMClass(tag);
if(Object.isUndefined(klass))continue;
copy(T[tag],klass.prototype);
}
}
Object.extend(Element,Element.Methods);
delete Element.ByTag;
if(Element.extend.refresh)Element.extend.refresh();
Element.cache={};
};
document.viewport={
getDimensions:function(){
var dimensions={};
var B=Prototype.Browser;
$w('width height').each(function(d){
var D=d.capitalize();
dimensions[d]=(B.WebKit&&!document.evaluate)?self['inner'+D]:
(B.Opera)?document.body['client'+D]:document.documentElement['client'+D];
});
return dimensions;
},
getWidth:function(){
return this.getDimensions().width;
},
getHeight:function(){
return this.getDimensions().height;
},
getScrollOffsets:function(){
return Element._returnOffset(
window.pageXOffset||document.documentElement.scrollLeft||document.body.scrollLeft,
window.pageYOffset||document.documentElement.scrollTop||document.body.scrollTop);
}
};
var Selector=Class.create({
initialize:function(expression){
this.expression=expression.strip();
this.compileMatcher();
},
shouldUseXPath:function(){
if(!Prototype.BrowserFeatures.XPath)return false;
var e=this.expression;
if(Prototype.Browser.WebKit&&
(e.include("-of-type")||e.include(":empty")))
return false;
if((/(\[[\w-]*?:|:checked)/).test(this.expression))return false;
return true;
},
compileMatcher:function(){
if(this.shouldUseXPath())return this.compileXPathMatcher();
var e=this.expression,ps=Selector.patterns,h=Selector.handlers,
c=Selector.criteria,le,p,m;
if(Selector._cache[e]){
this.matcher=Selector._cache[e];
return;
}
this.matcher=["this.matcher=function(root){","var r=root,h=Selector.handlers,c=false,n;"];
while(e&&le!=e&&(/\S/).test(e)){
le=e;
for(var i in ps){
p=ps[i];
if(m=e.match(p)){
this.matcher.push(Object.isFunction(c[i])?c[i](m):new Template(c[i]).evaluate(m));
e=e.replace(m[0],'');
break;
}
}
}
this.matcher.push("return h.unique(n);\n}");
eval(this.matcher.join('\n'));
Selector._cache[this.expression]=this.matcher;
},
compileXPathMatcher:function(){
var e=this.expression,ps=Selector.patterns,x=Selector.xpath,le,m;
if(Selector._cache[e]){
this.xpath=Selector._cache[e];return;
}
this.matcher=['.//*'];
while(e&&le!=e&&(/\S/).test(e)){
le=e;
for(var i in ps){
if(m=e.match(ps[i])){
this.matcher.push(Object.isFunction(x[i])?x[i](m):new Template(x[i]).evaluate(m));
e=e.replace(m[0],'');
break;
}
}
}
this.xpath=this.matcher.join('');
Selector._cache[this.expression]=this.xpath;
},
findElements:function(root){
root=root||document;
if(this.xpath)return document._getElementsByXPath(this.xpath,root);
return this.matcher(root);
},
match:function(element){
this.tokens=[];
var e=this.expression,ps=Selector.patterns,as=Selector.assertions;
var le,p,m;
while(e&&le!==e&&(/\S/).test(e)){
le=e;
for(var i in ps){
p=ps[i];
if(m=e.match(p)){
if(as[i]){
this.tokens.push([i,Object.clone(m)]);
e=e.replace(m[0],'');
}else{
return this.findElements(document).include(element);
}
}
}
}
var match=true,name,matches;
for(var i=0,token;token=this.tokens[i];i++){
name=token[0],matches=token[1];
if(!Selector.assertions[name](element,matches)){
match=false;break;
}
}
return match;
},
toString:function(){
return this.expression;
},
inspect:function(){
return "#<Selector:"+this.expression.inspect()+">";
}
});
Object.extend(Selector,{
_cache:{},
xpath:{
descendant:"//*",
child:"/*",
adjacent:"/following-sibling::*[1]",
laterSibling:'/following-sibling::*',
tagName:function(m){
if(m[1]=='*')return '';
return "[local-name()='"+m[1].toLowerCase()+"' or local-name()='"+m[1].toUpperCase()+"']";
},
className:"[contains(concat(' ',@class,' '),' #{1} ')]",
id:"[@id='#{1}']",
attrPresence:function(m){
m[1]=m[1].toLowerCase();
return new Template("[@#{1}]").evaluate(m);
},
attr:function(m){
m[1]=m[1].toLowerCase();
m[3]=m[5]||m[6];
return new Template(Selector.xpath.operators[m[2]]).evaluate(m);
},
pseudo:function(m){
var h=Selector.xpath.pseudos[m[1]];
if(!h)return '';
if(Object.isFunction(h))return h(m);
return new Template(Selector.xpath.pseudos[m[1]]).evaluate(m);
},
operators:{
'=':"[@#{1}='#{3}']",
'!=':"[@#{1}!='#{3}']",
'^=':"[starts-with(@#{1},'#{3}')]",
'$=':"[substring(@#{1},(string-length(@#{1})- string-length('#{3}')+1))='#{3}']",
'*=':"[contains(@#{1},'#{3}')]",
'~=':"[contains(concat(' ',@#{1},' '),' #{3} ')]",
'|=':"[contains(concat('-',@#{1},'-'),'-#{3}-')]"
},
pseudos:{
'first-child':'[not(preceding-sibling::*)]',
'last-child':'[not(following-sibling::*)]',
'only-child':'[not(preceding-sibling::* or following-sibling::*)]',
'empty':"[count(*)=0 and (count(text())=0 or translate(text(),' \t\r\n','')='')]",
'checked':"[@checked]",
'disabled':"[@disabled]",
'enabled':"[not(@disabled)]",
'not':function(m){
var e=m[6],p=Selector.patterns,x=Selector.xpath,le,v;
var exclusion=[];
while(e&&le!=e&&(/\S/).test(e)){
le=e;
for(var i in p){
if(m=e.match(p[i])){
v=Object.isFunction(x[i])?x[i](m):new Template(x[i]).evaluate(m);
exclusion.push("("+v.substring(1,v.length-1)+")");
e=e.replace(m[0],'');
break;
}
}
}
return "[not("+exclusion.join(" and ")+")]";
},
'nth-child':function(m){
return Selector.xpath.pseudos.nth("(count(./preceding-sibling::*)+1)",m);
},
'nth-last-child':function(m){
return Selector.xpath.pseudos.nth("(count(./following-sibling::*)+1)",m);
},
'nth-of-type':function(m){
return Selector.xpath.pseudos.nth("position()",m);
},
'nth-last-of-type':function(m){
return Selector.xpath.pseudos.nth("(last()+1-position())",m);
},
'first-of-type':function(m){
m[6]="1";return Selector.xpath.pseudos['nth-of-type'](m);
},
'last-of-type':function(m){
m[6]="1";return Selector.xpath.pseudos['nth-last-of-type'](m);
},
'only-of-type':function(m){
var p=Selector.xpath.pseudos;return p['first-of-type'](m)+p['last-of-type'](m);
},
nth:function(fragment,m){
var mm,formula=m[6],predicate;
if(formula=='even')formula='2n+0';
if(formula=='odd') formula='2n+1';
if(mm=formula.match(/^(\d+)$/))// digit only
return '['+fragment+"= "+mm[1]+']';
if(mm=formula.match(/^(-?\d*)?n(([+-])(\d+))?/)){// an+b
if(mm[1]=="-")mm[1]=-1;
var a=mm[1]?Number(mm[1]):1;
var b=mm[2]?Number(mm[2]):0;
predicate="[((#{fragment}-#{b})mod #{a}=0)and "+"((#{fragment}-#{b})div #{a} >= 0)]";
return new Template(predicate).evaluate({
fragment:fragment,a:a,b:b});
}
}
}
},
criteria:{
tagName:'n=h.tagName(n,r,"#{1}",c);  c=false;',
className:'n=h.className(n,r,"#{1}",c);c=false;',
id:'n=h.id(n,r,"#{1}",c);       c=false;',
attrPresence:'n=h.attrPresence(n,r,"#{1}");c=false;',
attr:function(m){
m[3]=(m[5]||m[6]);
return new Template('n=h.attr(n,r,"#{1}","#{3}","#{2}");c=false;').evaluate(m);
},
pseudo:function(m){
if(m[6])m[6]=m[6].replace(/"/g,'\\"');
return new Template('n=h.pseudo(n,"#{1}","#{6}",r,c);c=false;').evaluate(m);
},
descendant:'c="descendant";',
child:'c="child";',
adjacent:'c="adjacent";',
laterSibling:'c="laterSibling";'
},
patterns:{
laterSibling:/^\s*~\s*/,
child:/^\s*>\s*/,
adjacent:/^\s*\+\s*/,
descendant:/^\s/,
tagName:/^\s*(\*|[\w\-]+)(\b|$)?/,
id:/^#([\w\-\*]+)(\b|$)/,
className:/^\.([\w\-\*]+)(\b|$)/,
pseudo:
/^:((first|last|nth|nth-last|only)(-child|-of-type)|empty|checked|(en|dis)abled|not)(\((.*?)\))?(\b|$|(?=\s|[:+~>]))/,
attrPresence:/^\[([\w]+)\]/,
attr:/\[((?:[\w-]*:)?[\w-]+)\s*(?:([!^$*~|]?=)\s*((['"])([^\4]*?)\4|([^'"][^\]]*?)))?\]/
},
assertions:{
tagName:function(element,matches){
return matches[1].toUpperCase()==element.tagName.toUpperCase();
},
className:function(element,matches){
return Element.hasClassName(element,matches[1]);
},
id:function(element,matches){
return element.id===matches[1];
},
attrPresence:function(element,matches){
return Element.hasAttribute(element,matches[1]);
},
attr:function(element,matches){
var nodeValue=Element.readAttribute(element,matches[1]);
return Selector.operators[matches[2]](nodeValue,matches[3]);
}
},
handlers:{
concat:function(a,b){
for(var i=0,node;node=b[i];i++)
a.push(node);
return a;
},
mark:function(nodes){
for(var i=0,node;node=nodes[i];i++)
node._counted=true;
return nodes;
},
unmark:function(nodes){
for(var i=0,node;node=nodes[i];i++)
node._counted=undefined;
return nodes;
},
index:function(parentNode,reverse,ofType){
parentNode._counted=true;
if(reverse){
for(var nodes=parentNode.childNodes,i=nodes.length-1,j=1;i >= 0;i--){
var node=nodes[i];
if(node.nodeType==1&&(!ofType||node._counted))node.nodeIndex=j++;
}
}else{
for(var i=0,j=1,nodes=parentNode.childNodes;node=nodes[i];i++)
if(node.nodeType==1&&(!ofType||node._counted))node.nodeIndex=j++;
}
},
unique:function(nodes){
if(nodes.length==0)return nodes;
var results=[],n;
for(var i=0,l=nodes.length;i<l;i++)
if(!(n=nodes[i])._counted){
n._counted=true;
results.push(Element.extend(n));
}
return Selector.handlers.unmark(results);
},
descendant:function(nodes){
var h=Selector.handlers;
for(var i=0,results=[],node;node=nodes[i];i++)
h.concat(results,node.getElementsByTagName('*'));
return results;
},
child:function(nodes){
var h=Selector.handlers;
for(var i=0,results=[],node;node=nodes[i];i++){
for(var j=0,child;child=node.childNodes[j];j++)
if(child.nodeType==1&&child.tagName!='!')results.push(child);
}
return results;
},
adjacent:function(nodes){
for(var i=0,results=[],node;node=nodes[i];i++){
var next=this.nextElementSibling(node);
if(next)results.push(next);
}
return results;
},
laterSibling:function(nodes){
var h=Selector.handlers;
for(var i=0,results=[],node;node=nodes[i];i++)
h.concat(results,Element.nextSiblings(node));
return results;
},
nextElementSibling:function(node){
while(node=node.nextSibling)
if(node.nodeType==1)return node;
return null;
},
previousElementSibling:function(node){
while(node=node.previousSibling)
if(node.nodeType==1)return node;
return null;
},
tagName:function(nodes,root,tagName,combinator){
var uTagName=tagName.toUpperCase();
var results=[],h=Selector.handlers;
if(nodes){
if(combinator){
if(combinator=="descendant"){
for(var i=0,node;node=nodes[i];i++)
h.concat(results,node.getElementsByTagName(tagName));
return results;
}else nodes=this[combinator](nodes);
if(tagName=="*")return nodes;
}
for(var i=0,node;node=nodes[i];i++)
if(node.tagName.toUpperCase()===uTagName)results.push(node);
return results;
}else return root.getElementsByTagName(tagName);
},
id:function(nodes,root,id,combinator){
var targetNode=$(id),h=Selector.handlers;
if(!targetNode)return [];
if(!nodes&&root==document)return [targetNode];
if(nodes){
if(combinator){
if(combinator=='child'){
for(var i=0,node;node=nodes[i];i++)
if(targetNode.parentNode==node)return [targetNode];
}else if(combinator=='descendant'){
for(var i=0,node;node=nodes[i];i++)
if(Element.descendantOf(targetNode,node))return [targetNode];
}else if(combinator=='adjacent'){
for(var i=0,node;node=nodes[i];i++)
if(Selector.handlers.previousElementSibling(targetNode)==node)
return [targetNode];
}else nodes=h[combinator](nodes);
}
for(var i=0,node;node=nodes[i];i++)
if(node==targetNode)return [targetNode];
return [];
}
return (targetNode&&Element.descendantOf(targetNode,root))?[targetNode]:[];
},
className:function(nodes,root,className,combinator){
if(nodes&&combinator)nodes=this[combinator](nodes);
return Selector.handlers.byClassName(nodes,root,className);
},
byClassName:function(nodes,root,className){
if(!nodes)nodes=Selector.handlers.descendant([root]);
var needle=' '+className+' ';
for(var i=0,results=[],node,nodeClassName;node=nodes[i];i++){
nodeClassName=node.className;
if(nodeClassName.length==0)continue;
if(nodeClassName==className||(' '+nodeClassName+' ').include(needle))
results.push(node);
}
return results;
},
attrPresence:function(nodes,root,attr){
if(!nodes)nodes=root.getElementsByTagName("*");
var results=[];
for(var i=0,node;node=nodes[i];i++)
if(Element.hasAttribute(node,attr))results.push(node);
return results;
},
attr:function(nodes,root,attr,value,operator){
if(!nodes)nodes=root.getElementsByTagName("*");
var handler=Selector.operators[operator],results=[];
for(var i=0,node;node=nodes[i];i++){
var nodeValue=Element.readAttribute(node,attr);
if(nodeValue===null)continue;
if(handler(nodeValue,value))results.push(node);
}
return results;
},
pseudo:function(nodes,name,value,root,combinator){
if(nodes&&combinator)nodes=this[combinator](nodes);
if(!nodes)nodes=root.getElementsByTagName("*");
return Selector.pseudos[name](nodes,value,root);
}
},
pseudos:{
'first-child':function(nodes,value,root){
for(var i=0,results=[],node;node=nodes[i];i++){
if(Selector.handlers.previousElementSibling(node))continue;
results.push(node);
}
return results;
},
'last-child':function(nodes,value,root){
for(var i=0,results=[],node;node=nodes[i];i++){
if(Selector.handlers.nextElementSibling(node))continue;
results.push(node);
}
return results;
},
'only-child':function(nodes,value,root){
var h=Selector.handlers;
for(var i=0,results=[],node;node=nodes[i];i++)
if(!h.previousElementSibling(node)&&!h.nextElementSibling(node))
results.push(node);
return results;
},
'nth-child':function(nodes,formula,root){
return Selector.pseudos.nth(nodes,formula,root);
},
'nth-last-child':function(nodes,formula,root){
return Selector.pseudos.nth(nodes,formula,root,true);
},
'nth-of-type':function(nodes,formula,root){
return Selector.pseudos.nth(nodes,formula,root,false,true);
},
'nth-last-of-type':function(nodes,formula,root){
return Selector.pseudos.nth(nodes,formula,root,true,true);
},
'first-of-type':function(nodes,formula,root){
return Selector.pseudos.nth(nodes,"1",root,false,true);
},
'last-of-type':function(nodes,formula,root){
return Selector.pseudos.nth(nodes,"1",root,true,true);
},
'only-of-type':function(nodes,formula,root){
var p=Selector.pseudos;
return p['last-of-type'](p['first-of-type'](nodes,formula,root),formula,root);
},
getIndices:function(a,b,total){
if(a==0)return b>0?[b]:[];
return $R(1,total).inject([],function(memo,i){
if(0==(i-b)% a&&(i-b)/ a >= 0)memo.push(i);
return memo;
});
},
nth:function(nodes,formula,root,reverse,ofType){
if(nodes.length==0)return [];
if(formula=='even')formula='2n+0';
if(formula=='odd') formula='2n+1';
var h=Selector.handlers,results=[],indexed=[],m;
h.mark(nodes);
for(var i=0,node;node=nodes[i];i++){
if(!node.parentNode._counted){
h.index(node.parentNode,reverse,ofType);
indexed.push(node.parentNode);
}
}
if(formula.match(/^\d+$/)){
formula=Number(formula);
for(var i=0,node;node=nodes[i];i++)
if(node.nodeIndex==formula)results.push(node);
}else if(m=formula.match(/^(-?\d*)?n(([+-])(\d+))?/)){
if(m[1]=="-")m[1]=-1;
var a=m[1]?Number(m[1]):1;
var b=m[2]?Number(m[2]):0;
var indices=Selector.pseudos.getIndices(a,b,nodes.length);
for(var i=0,node,l=indices.length;node=nodes[i];i++){
for(var j=0;j<l;j++)
if(node.nodeIndex==indices[j])results.push(node);
}
}
h.unmark(nodes);
h.unmark(indexed);
return results;
},
'empty':function(nodes,value,root){
for(var i=0,results=[],node;node=nodes[i];i++){
if(node.tagName=='!'||(node.firstChild&&!node.innerHTML.match(/^\s*$/)))continue;
results.push(node);
}
return results;
},
'not':function(nodes,selector,root){
var h=Selector.handlers,selectorType,m;
var exclusions=new Selector(selector).findElements(root);
h.mark(exclusions);
for(var i=0,results=[],node;node=nodes[i];i++)
if(!node._counted)results.push(node);
h.unmark(exclusions);
return results;
},
'enabled':function(nodes,value,root){
for(var i=0,results=[],node;node=nodes[i];i++)
if(!node.disabled)results.push(node);
return results;
},
'disabled':function(nodes,value,root){
for(var i=0,results=[],node;node=nodes[i];i++)
if(node.disabled)results.push(node);
return results;
},
'checked':function(nodes,value,root){
for(var i=0,results=[],node;node=nodes[i];i++)
if(node.checked)results.push(node);
return results;
}
},
operators:{
'=':function(nv,v){return nv==v;},
'!=':function(nv,v){return nv!=v;},
'^=':function(nv,v){return nv.startsWith(v);},
'$=':function(nv,v){return nv.endsWith(v);},
'*=':function(nv,v){return nv.include(v);},
'~=':function(nv,v){return (' '+nv+' ').include(' '+v+' ');},
'|=':function(nv,v){return ('-'+nv.toUpperCase()+'-').include('-'+v.toUpperCase()+'-');}
},
matchElements:function(elements,expression){
var matches=new Selector(expression).findElements(),h=Selector.handlers;
h.mark(matches);
for(var i=0,results=[],element;element=elements[i];i++)
if(element._counted)results.push(element);
h.unmark(matches);
return results;
},
findElement:function(elements,expression,index){
if(Object.isNumber(expression)){
index=expression;expression=false;
}
return Selector.matchElements(elements,expression||'*')[index||0];
},
findChildElements:function(element,expressions){
var exprs=expressions.join(',');
expressions=[];
exprs.scan(/(([\w#:.~>+()\s-]+|\*|\[.*?\])+)\s*(,|$)/,function(m){
expressions.push(m[1].strip());
});
var results=[],h=Selector.handlers;
for(var i=0,l=expressions.length,selector;i<l;i++){
selector=new Selector(expressions[i].strip());
h.concat(results,selector.findElements(element));
}
return (l>1)?h.unique(results):results;
}
});
if(Prototype.Browser.IE){
Selector.handlers.concat=function(a,b){
for(var i=0,node;node=b[i];i++)
if(node.tagName!=="!")a.push(node);
return a;
};
}
function $$(){
return Selector.findChildElements(document,$A(arguments));
}
var Form={
reset:function(form){
$(form).reset();
return form;
},
serializeElements:function(elements,options){
if(typeof options!='object')options={hash:!!options};
else if(Object.isUndefined(options.hash))options.hash=true;
var key,value,submitted=false,submit=options.submit;
var data=elements.inject({},function(result,element){
if(!element.disabled&&element.name){
key=element.name;value=$(element).getValue();
if(value!=null&&(element.type!='submit'||(!submitted&&
submit!==false&&(!submit||key==submit)&&(submitted=true)))){
if(key in result){
if(!Object.isArray(result[key]))result[key]=[result[key]];
result[key].push(value);
}
else result[key]=value;
}
}
return result;
});
return options.hash?data:Object.toQueryString(data);
}
};
Form.Methods={
serialize:function(form,options){
return Form.serializeElements(Form.getElements(form),options);
},
getElements:function(form){
return $A($(form).getElementsByTagName('*')).inject([],
function(elements,child){
if(Form.Element.Serializers[child.tagName.toLowerCase()])
elements.push(Element.extend(child));
return elements;
}
);
},
getInputs:function(form,typeName,name){
form=$(form);
var inputs=form.getElementsByTagName('input');
if(!typeName&&!name)return $A(inputs).map(Element.extend);
for(var i=0,matchingInputs=[],length=inputs.length;i<length;i++){
var input=inputs[i];
if((typeName&&input.type!=typeName)||(name&&input.name!=name))
continue;
matchingInputs.push(Element.extend(input));
}
return matchingInputs;
},
disable:function(form){
form=$(form);
Form.getElements(form).invoke('disable');
return form;
},
enable:function(form){
form=$(form);
Form.getElements(form).invoke('enable');
return form;
},
findFirstElement:function(form){
var elements=$(form).getElements().findAll(function(element){
return 'hidden'!=element.type&&!element.disabled;
});
var firstByIndex=elements.findAll(function(element){
return element.hasAttribute('tabIndex')&&element.tabIndex >= 0;
}).sortBy(function(element){return element.tabIndex}).first();
return firstByIndex?firstByIndex:elements.find(function(element){
return ['input','select','textarea'].include(element.tagName.toLowerCase());
});
},
focusFirstElement:function(form){
form=$(form);
form.findFirstElement().activate();
return form;
},
request:function(form,options){
form=$(form),options=Object.clone(options||{});
var params=options.parameters,action=form.readAttribute('action')||'';
if(action.blank())action=window.location.href;
options.parameters=form.serialize(true);
if(params){
if(Object.isString(params))params=params.toQueryParams();
Object.extend(options.parameters,params);
}
if(form.hasAttribute('method')&&!options.method)
options.method=form.method;
return new Ajax.Request(action,options);
}
};
Form.Element={
focus:function(element){
$(element).focus();
return element;
},
select:function(element){
$(element).select();
return element;
}
};
Form.Element.Methods={
serialize:function(element){
element=$(element);
if(!element.disabled&&element.name){
var value=element.getValue();
if(value!=undefined){
var pair={};
pair[element.name]=value;
return Object.toQueryString(pair);
}
}
return '';
},
getValue:function(element){
element=$(element);
var method=element.tagName.toLowerCase();
return Form.Element.Serializers[method](element);
},
setValue:function(element,value){
element=$(element);
var method=element.tagName.toLowerCase();
Form.Element.Serializers[method](element,value);
return element;
},
clear:function(element){
$(element).value='';
return element;
},
present:function(element){
return $(element).value!='';
},
activate:function(element){
element=$(element);
try{
element.focus();
if(element.select&&(element.tagName.toLowerCase()!='input'||!['button','reset','submit'].include(element.type)))element.select();
} catch (e){}
return element;
},
disable:function(element){
element=$(element);
element.blur();
element.disabled=true;
return element;
},
enable:function(element){
element=$(element);
element.disabled=false;
return element;
}
};
var Field=Form.Element;
var $F=Form.Element.Methods.getValue;
Form.Element.Serializers={
input:function(element,value){
switch (element.type.toLowerCase()){
case 'checkbox':
case 'radio':
return Form.Element.Serializers.inputSelector(element,value);
default:
return Form.Element.Serializers.textarea(element,value);
}
},
inputSelector:function(element,value){
if(Object.isUndefined(value))return element.checked?element.value:null;
else element.checked=!!value;
},
textarea:function(element,value){
if(Object.isUndefined(value))return element.value;
else element.value=value;
},
select:function(element,index){
if(Object.isUndefined(index))
return this[element.type=='select-one' ?
'selectOne':'selectMany'](element);
else{
var opt,value,single=!Object.isArray(index);
for(var i=0,length=element.length;i<length;i++){
opt=element.options[i];
value=this.optionValue(opt);
if(single){
if(value==index){
opt.selected=true;
return;
}
}
else opt.selected=index.include(value);
}
}
},
selectOne:function(element){
var index=element.selectedIndex;
return index >= 0?this.optionValue(element.options[index]):null;
},
selectMany:function(element){
var values,length=element.length;
if(!length)return null;
for(var i=0,values=[];i<length;i++){
var opt=element.options[i];
if(opt.selected)values.push(this.optionValue(opt));
}
return values;
},
optionValue:function(opt){
return Element.extend(opt).hasAttribute('value')?opt.value:opt.text;
}
};
Abstract.TimedObserver=Class.create(PeriodicalExecuter,{
initialize:function($super,element,frequency,callback){
$super(callback,frequency);
this.element  =$(element);
this.lastValue=this.getValue();
},
execute:function(){
var value=this.getValue();
if(Object.isString(this.lastValue)&&Object.isString(value)?
this.lastValue!=value:String(this.lastValue)!=String(value)){
this.callback(this.element,value);
this.lastValue=value;
}
}
});
Form.Element.Observer=Class.create(Abstract.TimedObserver,{
getValue:function(){
return Form.Element.getValue(this.element);
}
});
Form.Observer=Class.create(Abstract.TimedObserver,{
getValue:function(){
return Form.serialize(this.element);
}
});
Abstract.EventObserver=Class.create({
initialize:function(element,callback){
this.element =$(element);
this.callback=callback;
this.lastValue=this.getValue();
if(this.element.tagName.toLowerCase()=='form')this.registerFormCallbacks();
else this.registerCallback(this.element);
},
onElementEvent:function(){
var value=this.getValue();
if(this.lastValue!=value){
this.callback(this.element,value);
this.lastValue=value;
}
},
registerFormCallbacks:function(){
Form.getElements(this.element).each(this.registerCallback,this);
},
registerCallback:function(element){
if(element.type){
switch (element.type.toLowerCase()){
case 'checkbox':
case 'radio':
Event.observe(element,'click',this.onElementEvent.bind(this));
break;
default:
Event.observe(element,'change',this.onElementEvent.bind(this));
break;
}
}
}
});
Form.Element.EventObserver=Class.create(Abstract.EventObserver,{
getValue:function(){
return Form.Element.getValue(this.element);
}
});
Form.EventObserver=Class.create(Abstract.EventObserver,{
getValue:function(){
return Form.serialize(this.element);
}
});
if(!window.Event)var Event={};
Object.extend(Event,{
KEY_BACKSPACE:8,
KEY_TAB:9,
KEY_RETURN:13,
KEY_ESC:27,
KEY_LEFT:37,
KEY_UP:38,
KEY_RIGHT:39,
KEY_DOWN:40,
KEY_DELETE:46,
KEY_HOME:36,
KEY_END:35,
KEY_PAGEUP:33,
KEY_PAGEDOWN:34,
KEY_INSERT:45,
cache:{},
relatedTarget:function(event){
var element;
switch(event.type){
case 'mouseover':element=event.fromElement;break;
case 'mouseout':element=event.toElement;  break;
default:return null;
}
return Element.extend(element);
}
});
Event.Methods=(function(){
var isButton;
if(Prototype.Browser.IE){
var buttonMap={0:1,1:4,2:2};
isButton=function(event,code){
return event.button==buttonMap[code];
};
}else if(Prototype.Browser.WebKit){
isButton=function(event,code){
switch (code){
case 0:return event.which==1&&!event.metaKey;
case 1:return event.which==1&&event.metaKey;
default:return false;
}
};
}else{
isButton=function(event,code){
return event.which?(event.which===code+1):(event.button===code);
};
}
return{
isLeftClick:function(event){return isButton(event,0)},
isMiddleClick:function(event){return isButton(event,1)},
isRightClick:function(event){return isButton(event,2)},
element:function(event){
var node=Event.extend(event).target;
return Element.extend(node.nodeType==Node.TEXT_NODE?node.parentNode:node);
},
findElement:function(event,expression){
var element=Event.element(event);
if(!expression)return element;
var elements=[element].concat(element.ancestors());
return Selector.findElement(elements,expression,0);
},
pointer:function(event){
return{
x:event.pageX||(event.clientX+(document.documentElement.scrollLeft||document.body.scrollLeft)),
y:event.pageY||(event.clientY+(document.documentElement.scrollTop||document.body.scrollTop))
};
},

pointerX:function(event){return Event.pointer(event).x},
pointerY:function(event){return Event.pointer(event).y},
stop:function(event){
Event.extend(event);
event.preventDefault();
event.stopPropagation();
event.stopped=true;
}
};
})();
Event.extend=(function(){
var methods=Object.keys(Event.Methods).inject({},function(m,name){
m[name]=Event.Methods[name].methodize();
return m;
});
if(Prototype.Browser.IE){
Object.extend(methods,{
stopPropagation:function(){this.cancelBubble=true},
preventDefault:function(){this.returnValue=false},
inspect:function(){return "[object Event]"}
});
return function(event){
if(!event)return false;
if(event._extendedByPrototype)return event;
event._extendedByPrototype=Prototype.emptyFunction;
var pointer=Event.pointer(event);
Object.extend(event,{
target:event.srcElement,
relatedTarget:Event.relatedTarget(event),
pageX:pointer.x,
pageY:pointer.y
});
return Object.extend(event,methods);
};
}else{
Event.prototype=Event.prototype||document.createEvent("HTMLEvents").__proto__;
Object.extend(Event.prototype,methods);
return Prototype.K;
}
})();
Object.extend(Event,(function(){
var cache=Event.cache;
function getEventID(element){
if(element._eventID)return element._eventID;
arguments.callee.id=arguments.callee.id||1;
return element._eventID=++arguments.callee.id;
}
function getDOMEventName(eventName){
if(eventName&&eventName.include(':'))return "dataavailable";
return eventName;
}
function getCacheForID(id){
return cache[id]=cache[id]||{};
}
function getWrappersForEventName(id,eventName){
var c=getCacheForID(id);
return c[eventName]=c[eventName]||[];
}
function createWrapper(element,eventName,handler){
var id=getEventID(element);
var c=getWrappersForEventName(id,eventName);
if(c.pluck("handler").include(handler))return false;
var wrapper=function(event){
if(!Event||!Event.extend||(event.eventName&&event.eventName!=eventName))return false;
Event.extend(event);
handler.call(element,event);
};
wrapper.handler=handler;
c.push(wrapper);
return wrapper;
}
function findWrapper(id,eventName,handler){
var c=getWrappersForEventName(id,eventName);
return c.find(function(wrapper){return wrapper.handler==handler});
}
function destroyWrapper(id,eventName,handler){
var c=getCacheForID(id);
if(!c[eventName])return false;
c[eventName]=c[eventName].without(findWrapper(id,eventName,handler));
}
function destroyCache(){
for(var id in cache)
for(var eventName in cache[id])
cache[id][eventName]=null;
}
if(window.attachEvent){
window.attachEvent("onunload",destroyCache);
}
return{
observe:function(element,eventName,handler){
element=$(element);
var name=getDOMEventName(eventName);
var wrapper=createWrapper(element,eventName,handler);
if(!wrapper)return element;
if(element.addEventListener){
element.addEventListener(name,wrapper,false);
}else{
element.attachEvent("on"+name,wrapper);
}
return element;
},
stopObserving:function(element,eventName,handler){
element=$(element);
var id=getEventID(element),name=getDOMEventName(eventName);
if(!handler&&eventName){
getWrappersForEventName(id,eventName).each(function(wrapper){
element.stopObserving(eventName,wrapper.handler);
});
return element;
}else if(!eventName){
Object.keys(getCacheForID(id)).each(function(eventName){
element.stopObserving(eventName);
});
return element;
}
var wrapper=findWrapper(id,eventName,handler);
if(!wrapper)return element;
if(element.removeEventListener){
element.removeEventListener(name,wrapper,false);
}else{
element.detachEvent("on"+name,wrapper);
}
destroyWrapper(id,eventName,handler);
return element;
},
fire:function(element,eventName,memo){
element=$(element);
if(element==document&&document.createEvent&&!element.dispatchEvent)element=document.documentElement;
var event;
if(document.createEvent){
event=document.createEvent("HTMLEvents");
event.initEvent("dataavailable",true,true);
}else{
event=document.createEventObject();
event.eventType="ondataavailable";
}
event.eventName=eventName;
event.memo=memo||{};
if(document.createEvent){
element.dispatchEvent(event);
}else{
element.fireEvent(event.eventType,event);
}
return Event.extend(event);
}
};
})());
Object.extend(Event,Event.Methods);
Element.addMethods({
fire:Event.fire,
observe:Event.observe,
stopObserving:Event.stopObserving
});
Object.extend(document,{
fire:Element.Methods.fire.methodize(),
observe:Element.Methods.observe.methodize(),
stopObserving:Element.Methods.stopObserving.methodize(),
loaded:false
});
(function(){
var timer;
function fireContentLoadedEvent(){
if(document.loaded)return;
if(timer)window.clearInterval(timer);
document.fire("dom:loaded");
document.loaded=true;
}
if(document.addEventListener){
if(Prototype.Browser.WebKit){
timer=window.setInterval(function(){
if(/loaded|complete/.test(document.readyState))
fireContentLoadedEvent();
},0);
Event.observe(window,"load",fireContentLoadedEvent);
}else{
document.addEventListener("DOMContentLoaded",
fireContentLoadedEvent,false);
}
}else{
document.write("<script id=__onDOMContentLoaded defer src=//:><\/script>");
$("__onDOMContentLoaded").onreadystatechange=function(){
if(this.readyState=="complete"){
this.onreadystatechange=null;
fireContentLoadedEvent();
}
};
}
})();
Hash.toQueryString=Object.toQueryString;
var Toggle={display:Element.toggle};
Element.Methods.childOf=Element.Methods.descendantOf;
var Insertion={
Before:function(element,content){
return Element.insert(element,{before:content});
},
Top:function(element,content){
return Element.insert(element,{top:content});
},
Bottom:function(element,content){
return Element.insert(element,{bottom:content});
},
After:function(element,content){
return Element.insert(element,{after:content});
}
};
var $continue=new Error('"throw $continue" is deprecated,use "return" instead');
var Position={
includeScrollOffsets:false,
prepare:function(){
this.deltaX= window.pageXOffset||document.documentElement.scrollLeft||document.body.scrollLeft||0;
this.deltaY= window.pageYOffset||document.documentElement.scrollTop||document.body.scrollTop||0;
},
within:function(element,x,y){
if(this.includeScrollOffsets)return this.withinIncludingScrolloffsets(element,x,y);
this.xcomp=x;
this.ycomp=y;
this.offset=Element.cumulativeOffset(element);
return (y >= this.offset[1]&&
y< this.offset[1]+element.offsetHeight&&
x >= this.offset[0]&&
x< this.offset[0]+element.offsetWidth);
},
withinIncludingScrolloffsets:function(element,x,y){
var offsetcache=Element.cumulativeScrollOffset(element);
this.xcomp=x+offsetcache[0]-this.deltaX;
this.ycomp=y+offsetcache[1]-this.deltaY;
this.offset=Element.cumulativeOffset(element);
return (this.ycomp >= this.offset[1]&&
this.ycomp< this.offset[1]+element.offsetHeight&&
this.xcomp >= this.offset[0]&&
this.xcomp< this.offset[0]+element.offsetWidth);
},
overlap:function(mode,element){
if(!mode)return 0;
if(mode=='vertical')
return ((this.offset[1]+element.offsetHeight)- this.ycomp)/
element.offsetHeight;
if(mode=='horizontal')
return ((this.offset[0]+element.offsetWidth)- this.xcomp)/
element.offsetWidth;
},
cumulativeOffset:Element.Methods.cumulativeOffset,
positionedOffset:Element.Methods.positionedOffset,
absolutize:function(element){
Position.prepare();
return Element.absolutize(element);
},
relativize:function(element){
Position.prepare();
return Element.relativize(element);
},
realOffset:Element.Methods.cumulativeScrollOffset,
offsetParent:Element.Methods.getOffsetParent,
page:Element.Methods.viewportOffset,
clone:function(source,target,options){
options=options||{};
return Element.clonePosition(target,source,options);
}
};
if(!document.getElementsByClassName)document.getElementsByClassName=function(instanceMethods){
function iter(name){
return name.blank()?null:"[contains(concat(' ',@class,' '),' "+name+" ')]";
}
instanceMethods.getElementsByClassName=Prototype.BrowserFeatures.XPath ?
function(element,className){
className=className.toString().strip();
var cond=/\s/.test(className)?$w(className).map(iter).join(''):iter(className);
return cond?document._getElementsByXPath('.//*'+cond,element):[];
}:function(element,className){
className=className.toString().strip();
var elements=[],classNames=(/\s/.test(className)?$w(className):null);
if(!classNames&&!className)return elements;
var nodes=$(element).getElementsByTagName('*');
className=' '+className+' ';
for(var i=0,child,cn;child=nodes[i];i++){
if(child.className&&(cn=' '+child.className+' ')&&(cn.include(className)||
(classNames&&classNames.all(function(name){
return !name.toString().blank()&&cn.include(' '+name+' ');
}))))
elements.push(Element.extend(child));
}
return elements;
};
return function(className,parentElement){
return $(parentElement||document.body).getElementsByClassName(className);
};
}(Element.Methods);
Element.ClassNames=Class.create();
Element.ClassNames.prototype={
initialize:function(element){
this.element=$(element);
},
_each:function(iterator){
this.element.className.split(/\s+/).select(function(name){
return name.length>0;
})._each(iterator);
},
set:function(className){
this.element.className=className;
},
add:function(classNameToAdd){
if(this.include(classNameToAdd))return;
this.set($A(this).concat(classNameToAdd).join(' '));
},
remove:function(classNameToRemove){
if(!this.include(classNameToRemove))return;
this.set($A(this).without(classNameToRemove).join(' '));
},
toString:function(){
return $A(this).join(' ');
}
};
Object.extend(Element.ClassNames.prototype,Enumerable);
Element.addMethods();
/*builder.js*/
var Builder={
NODEMAP:{
AREA:'map',
CAPTION:'table',
COL:'table',
COLGROUP:'table',
LEGEND:'fieldset',
OPTGROUP:'select',
OPTION:'select',
PARAM:'object',
TBODY:'table',
TD:'table',
TFOOT:'table',
TH:'table',
THEAD:'table',
TR:'table'
},
node:function(elementName){
elementName=elementName.toUpperCase();
var parentTag=this.NODEMAP[elementName]||'div';
var parentElement=document.createElement(parentTag);
try{
parentElement.innerHTML="<"+elementName+"></"+elementName+">";
} catch(e){}
var element=parentElement.firstChild||null;
if(element&&(element.tagName.toUpperCase()!=elementName))
element=element.getElementsByTagName(elementName)[0];
if(!element)element=document.createElement(elementName);
if(!element)return;
if(arguments[1])
if(this._isStringOrNumber(arguments[1])||
(arguments[1] instanceof Array)||
arguments[1].tagName){
this._children(element,arguments[1]);
}else{
var attrs=this._attributes(arguments[1]);
if(attrs.length){
try{
parentElement.innerHTML="<"+elementName+" "+
attrs+"></"+elementName+">";
} catch(e){}
element=parentElement.firstChild||null;
if(!element){
element=document.createElement(elementName);
for(attr in arguments[1])
element[attr=='class'?'className':attr]=arguments[1][attr];
}
if(element.tagName.toUpperCase()!=elementName)
element=parentElement.getElementsByTagName(elementName)[0];
}
} 
if(arguments[2])
this._children(element,arguments[2]);
return element;
},
_text:function(text){
return document.createTextNode(text);
},
ATTR_MAP:{
'className':'class',
'htmlFor':'for'
},
_attributes:function(attributes){
var attrs=[];
for(attribute in attributes)
attrs.push((attribute in this.ATTR_MAP?this.ATTR_MAP[attribute]:attribute)+'="'+attributes[attribute].toString().escapeHTML().gsub(/"/,'&quot;')+'"');
return attrs.join(" ");
},
_children:function(element,children){
if(children.tagName){
element.appendChild(children);
return;
}
if(typeof children=='object'){
children.flatten().each( function(e){
if(typeof e=='object')
element.appendChild(e)
else
if(Builder._isStringOrNumber(e))
element.appendChild(Builder._text(e));
});
}else
if(Builder._isStringOrNumber(children))
element.appendChild(Builder._text(children));
},
_isStringOrNumber:function(param){
return(typeof param=='string'||typeof param=='number');
},
build:function(html){
var element=this.node('div');
$(element).update(html.strip());
return element.down();
},
dump:function(scope){
if(typeof scope!='object'&&typeof scope!='function')scope=window;//global scope 
var tags=("A ABBR ACRONYM ADDRESS APPLET AREA B BASE BASEFONT BDO BIG BLOCKQUOTE BODY "+
"BR BUTTON CAPTION CENTER CITE CODE COL COLGROUP DD DEL DFN DIR DIV DL DT EM FIELDSET "+
"FONT FORM FRAME FRAMESET H1 H2 H3 H4 H5 H6 HEAD HR HTML I IFRAME IMG INPUT INS ISINDEX "+
"KBD LABEL LEGEND LI LINK MAP MENU META NOFRAMES NOSCRIPT OBJECT OL OPTGROUP OPTION P "+
"PARAM PRE Q S SAMP SCRIPT SELECT SMALL SPAN STRIKE STRONG STYLE SUB SUP TABLE TBODY TD "+
"TEXTAREA TFOOT TH THEAD TITLE TR TT U UL VAR").split(/\s+/);
tags.each( function(tag){
scope[tag]=function(){
return Builder.node.apply(Builder,[tag].concat($A(arguments))); 
} 
});
}
}
/*effects.js*/
String.prototype.parseColor=function(){ 
var color='#';
if(this.slice(0,4)=='rgb('){ 
var cols=this.slice(4,this.length-1).split(','); 
var i=0;do{color+=parseInt(cols[i]).toColorPart()}while(++i<3); 
}else{ 
if(this.slice(0,1)=='#'){ 
if(this.length==4)for(var i=1;i<4;i++)color+=(this.charAt(i)+this.charAt(i)).toLowerCase(); 
if(this.length==7)color=this.toLowerCase(); 
}  
}  
return (color.length==7?color:(arguments[0]||this)); 
};
Element.collectTextNodes=function(element){ 
return $A($(element).childNodes).collect( function(node){
return (node.nodeType==3?node.nodeValue:
(node.hasChildNodes()?Element.collectTextNodes(node):''));
}).flatten().join('');
};
Element.collectTextNodesIgnoreClass=function(element,className){ 
return $A($(element).childNodes).collect( function(node){
return (node.nodeType==3?node.nodeValue:
((node.hasChildNodes()&&!Element.hasClassName(node,className))?
Element.collectTextNodesIgnoreClass(node,className):''));
}).flatten().join('');
};
Element.setContentZoom=function(element,percent){
element=$(element); 
element.setStyle({fontSize:(percent/100)+'em'});  
if(Prototype.Browser.WebKit)window.scrollBy(0,0);
return element;
};
Element.getInlineOpacity=function(element){
return $(element).style.opacity||'';
};
Element.forceRerendering=function(element){
try{
element=$(element);
var n=document.createTextNode(' ');
element.appendChild(n);
element.removeChild(n);
} catch(e){}
};
var Effect={
_elementDoesNotExistError:{
name:'ElementDoesNotExistError',
message:'The specified DOM element does not exist,but is required for this effect to operate'
},
Transitions:{
linear:Prototype.K,
sinoidal:function(pos){
return (-Math.cos(pos*Math.PI)/2)+0.5;
},
reverse:function(pos){
return 1-pos;
},
flicker:function(pos){
var pos=((-Math.cos(pos*Math.PI)/4)+0.75)+Math.random()/4;
return pos>1?1:pos;
},
wobble:function(pos){
return (-Math.cos(pos*Math.PI*(9*pos))/2)+0.5;
},
pulse:function(pos,pulses){
pulses=pulses||5;
return (((pos % (1/pulses))* pulses).round()==0?((pos * pulses * 2)- (pos * pulses * 2).floor()):1-((pos * pulses * 2)- (pos * pulses * 2).floor()));
},
spring:function(pos){
return 1-(Math.cos(pos * 4.5 * Math.PI)* Math.exp(-pos * 6));
},
none:function(pos){
return 0;
},
full:function(pos){
return 1;
}
},
DefaultOptions:{
duration:1.0,
fps:100,
sync:false,
from:0.0,
to:1.0,
delay:0.0,
queue:'parallel'
},
tagifyText:function(element){
var tagifyStyle='position:relative';
if(Prototype.Browser.IE)tagifyStyle+=';zoom:1';
element=$(element);
$A(element.childNodes).each( function(child){
if(child.nodeType==3){
child.nodeValue.toArray().each( function(character){
element.insertBefore(
new Element('span',{style:tagifyStyle}).update(
character==' '?String.fromCharCode(160):character),
child);
});
Element.remove(child);
}
});
},
multiple:function(element,effect){
var elements;
if(((typeof element=='object')||
Object.isFunction(element))&&
(element.length))
elements=element;
else
elements=$(element).childNodes;
var options=Object.extend({
speed:0.1,
delay:0.0
},arguments[2]||{});
var masterDelay=options.delay;
$A(elements).each( function(element,index){
new effect(element,Object.extend(options,{delay:index * options.speed+masterDelay}));
});
},
PAIRS:{
'slide':['SlideDown','SlideUp'],
'blind':['BlindDown','BlindUp'],
'appear':['Appear','Fade']
},
toggle:function(element,effect){
element=$(element);
effect=(effect||'appear').toLowerCase();
var options=Object.extend({
queue:{position:'end',scope:(element.id||'global'),limit:1}
},arguments[2]||{});
Effect[element.visible()?
Effect.PAIRS[effect][1]:Effect.PAIRS[effect][0]](element,options);
}
};
Effect.DefaultOptions.transition=Effect.Transitions.sinoidal;
Effect.ScopedQueue=Class.create(Enumerable,{
initialize:function(){
this.effects =[];
this.interval=null;   
},
_each:function(iterator){
this.effects._each(iterator);
},
add:function(effect){
var timestamp=new Date().getTime();
var position=Object.isString(effect.options.queue)?effect.options.queue:effect.options.queue.position;
switch(position){
case 'front':
this.effects.findAll(function(e){return e.state=='idle'}).each( function(e){
e.startOn+=effect.finishOn;
e.finishOn+=effect.finishOn;
});
break;
case 'with-last':
timestamp=this.effects.pluck('startOn').max()||timestamp;
break;
case 'end':
timestamp=this.effects.pluck('finishOn').max()||timestamp;
break;
}
effect.startOn+=timestamp;
effect.finishOn+=timestamp;
if(!effect.options.queue.limit||(this.effects.length<effect.options.queue.limit))
this.effects.push(effect);
if(!this.interval)this.interval=setInterval(this.loop.bind(this),15);
},
remove:function(effect){
this.effects=this.effects.reject(function(e){return e==effect});
if(this.effects.length==0){
clearInterval(this.interval);
this.interval=null;
}
},
loop:function(){
var timePos=new Date().getTime();
for(var i=0,len=this.effects.length;i<len;i++)
this.effects[i]&&this.effects[i].loop(timePos);
}
});
Effect.Queues={
instances:$H(),
get:function(queueName){
if(!Object.isString(queueName))return queueName;
return this.instances.get(queueName)||
this.instances.set(queueName,new Effect.ScopedQueue());
}
};
Effect.Queue=Effect.Queues.get('global');
Effect.Base=Class.create({
position:null,
start:function(options){
function codeForEvent(options,eventName){
return (
(options[eventName+'Internal']?'this.options.'+eventName+'Internal(this);':'')+
(options[eventName]?'this.options.'+eventName+'(this);':'')
);
}
if(options&&options.transition===false)options.transition=Effect.Transitions.linear;
this.options     =Object.extend(Object.extend({},Effect.DefaultOptions),options||{});
this.currentFrame=0;
this.state='idle';
this.startOn=this.options.delay*1000;
this.finishOn=this.startOn+(this.options.duration*1000);
this.fromToDelta=this.options.to-this.options.from;
this.totalTime=this.finishOn-this.startOn;
this.totalFrames=this.options.fps*this.options.duration;
eval('this.render=function(pos){'+
'if(this.state=="idle"){this.state="running";'+
codeForEvent(this.options,'beforeSetup')+
(this.setup?'this.setup();':'')+
codeForEvent(this.options,'afterSetup')+
'};if(this.state=="running"){'+
'pos=this.options.transition(pos)*'+this.fromToDelta+'+'+this.options.from+';'+
'this.position=pos;'+
codeForEvent(this.options,'beforeUpdate')+
(this.update?'this.update(pos);':'')+
codeForEvent(this.options,'afterUpdate')+
'}}');
this.event('beforeStart');
if(!this.options.sync)
Effect.Queues.get(Object.isString(this.options.queue)?
'global':this.options.queue.scope).add(this);
},
loop:function(timePos){
if(timePos >= this.startOn){
if(timePos >= this.finishOn){
this.render(1.0);
this.cancel();
this.event('beforeFinish');
if(this.finish)this.finish();
this.event('afterFinish');
return; 
}
var pos  =(timePos-this.startOn)/ this.totalTime,frame=(pos * this.totalFrames).round();
if(frame>this.currentFrame){
this.render(pos);
this.currentFrame=frame;
}
}
},
cancel:function(){
if(!this.options.sync)
Effect.Queues.get(Object.isString(this.options.queue)?
'global':this.options.queue.scope).remove(this);
this.state='finished';
},
event:function(eventName){
if(this.options[eventName+'Internal'])this.options[eventName+'Internal'](this);
if(this.options[eventName])this.options[eventName](this);
},
inspect:function(){
var data=$H();
for(property in this)
if(!Object.isFunction(this[property]))data.set(property,this[property]);
return '#<Effect:'+data.inspect()+',options:'+$H(this.options).inspect()+'>';
}
});
Effect.Parallel=Class.create(Effect.Base,{
initialize:function(effects){
this.effects=effects||[];
this.start(arguments[1]);
},
update:function(position){
this.effects.invoke('render',position);
},
finish:function(position){
this.effects.each( function(effect){
effect.render(1.0);
effect.cancel();
effect.event('beforeFinish');
if(effect.finish)effect.finish(position);
effect.event('afterFinish');
});
}
});
Effect.Tween=Class.create(Effect.Base,{
initialize:function(object,from,to){
object=Object.isString(object)?$(object):object;
var args=$A(arguments),method=args.last(),
options=args.length==5?args[3]:null;
this.method=Object.isFunction(method)?method.bind(object):
Object.isFunction(object[method])?object[method].bind(object):
function(value){object[method]=value};
this.start(Object.extend({from:from,to:to},options||{}));
},
update:function(position){
this.method(position);
}
});
Effect.Event=Class.create(Effect.Base,{
initialize:function(){
this.start(Object.extend({duration:0},arguments[0]||{}));
},
update:Prototype.emptyFunction
});
Effect.Opacity=Class.create(Effect.Base,{
initialize:function(element){
this.element=$(element);
if(!this.element)throw(Effect._elementDoesNotExistError);
if(Prototype.Browser.IE&&(!this.element.currentStyle.hasLayout))
this.element.setStyle({zoom:1});
var options=Object.extend({
from:this.element.getOpacity()||0.0,
to:1.0
},arguments[1]||{});
this.start(options);
},
update:function(position){
this.element.setOpacity(position);
}
});
Effect.Move=Class.create(Effect.Base,{
initialize:function(element){
this.element=$(element);
if(!this.element)throw(Effect._elementDoesNotExistError);
var options=Object.extend({
x:0,
y:0,
mode:'relative'
},arguments[1]||{});
this.start(options);
},
setup:function(){
this.element.makePositioned();
this.originalLeft=parseFloat(this.element.getStyle('left')||'0');
this.originalTop =parseFloat(this.element.getStyle('top')||'0');
if(this.options.mode=='absolute'){
this.options.x=this.options.x-this.originalLeft;
this.options.y=this.options.y-this.originalTop;
}
},
update:function(position){
this.element.setStyle({
left:(this.options.x  * position+this.originalLeft).round()+'px',
top:(this.options.y  * position+this.originalTop).round()+'px'
});
}
});
Effect.MoveBy=function(element,toTop,toLeft){
return new Effect.Move(element,
Object.extend({x:toLeft,y:toTop},arguments[3]||{}));
};
Effect.Scale=Class.create(Effect.Base,{
initialize:function(element,percent){
this.element=$(element);
if(!this.element)throw(Effect._elementDoesNotExistError);
var options=Object.extend({
scaleX:true,
scaleY:true,
scaleContent:true,
scaleFromCenter:false,
scaleMode:'box',
scaleFrom:100.0,
scaleTo:percent
},arguments[2]||{});
this.start(options);
},
setup:function(){
this.restoreAfterFinish=this.options.restoreAfterFinish||false;
this.elementPositioning=this.element.getStyle('position');
this.originalStyle={};
['top','left','width','height','fontSize'].each( function(k){
this.originalStyle[k]=this.element.style[k];
}.bind(this));
this.originalTop =this.element.offsetTop;
this.originalLeft=this.element.offsetLeft;
var fontSize=this.element.getStyle('font-size')||'100%';
['em','px','%','pt'].each( function(fontSizeType){
if(fontSize.indexOf(fontSizeType)>0){
this.fontSize    =parseFloat(fontSize);
this.fontSizeType=fontSizeType;
}
}.bind(this));
this.factor=(this.options.scaleTo-this.options.scaleFrom)/100;
this.dims=null;
if(this.options.scaleMode=='box')this.dims=[this.element.offsetHeight,this.element.offsetWidth];
if(/^content/.test(this.options.scaleMode))this.dims=[this.element.scrollHeight,this.element.scrollWidth];
if(!this.dims)this.dims=[this.options.scaleMode.originalHeight,this.options.scaleMode.originalWidth];
},
update:function(position){
var currentScale=(this.options.scaleFrom/100.0)+(this.factor * position);
if(this.options.scaleContent&&this.fontSize)
this.element.setStyle({fontSize:this.fontSize * currentScale+this.fontSizeType});
this.setDimensions(this.dims[0] * currentScale,this.dims[1] * currentScale);
},
finish:function(position){
if(this.restoreAfterFinish)this.element.setStyle(this.originalStyle);
},
setDimensions:function(height,width){
var d={};
if(this.options.scaleX)d.width=width.round()+'px';
if(this.options.scaleY)d.height=height.round()+'px';
if(this.options.scaleFromCenter){
var topd =(height-this.dims[0])/2;
var leftd=(width -this.dims[1])/2;
if(this.elementPositioning=='absolute'){
if(this.options.scaleY)d.top=this.originalTop-topd+'px';
if(this.options.scaleX)d.left=this.originalLeft-leftd+'px';
}else{
if(this.options.scaleY)d.top=-topd+'px';
if(this.options.scaleX)d.left=-leftd+'px';
}
}
this.element.setStyle(d);
}
});
Effect.Highlight=Class.create(Effect.Base,{
initialize:function(element){
this.element=$(element);
if(!this.element)throw(Effect._elementDoesNotExistError);
var options=Object.extend({startcolor:'#ffff99'},arguments[1]||{});
this.start(options);
},
setup:function(){
if(this.element.getStyle('display')=='none'){this.cancel();return;}
this.oldStyle={};
if(!this.options.keepBackgroundImage){
this.oldStyle.backgroundImage=this.element.getStyle('background-image');
this.element.setStyle({backgroundImage:'none'});
}
if(!this.options.endcolor)
this.options.endcolor=this.element.getStyle('background-color').parseColor('#ffffff');
if(!this.options.restorecolor)
this.options.restorecolor=this.element.getStyle('background-color');
this._base =$R(0,2).map(function(i){return parseInt(this.options.startcolor.slice(i*2+1,i*2+3),16)}.bind(this));
this._delta=$R(0,2).map(function(i){return parseInt(this.options.endcolor.slice(i*2+1,i*2+3),16)-this._base[i]}.bind(this));
},
update:function(position){
this.element.setStyle({backgroundColor:$R(0,2).inject('#',function(m,v,i){
return m+((this._base[i]+(this._delta[i]*position)).round().toColorPart());}.bind(this))});
},
finish:function(){
this.element.setStyle(Object.extend(this.oldStyle,{
backgroundColor:this.options.restorecolor
}));
}
});
Effect.ScrollTo=function(element){
var options=arguments[1]||{},
scrollOffsets=document.viewport.getScrollOffsets(),
elementOffsets=$(element).cumulativeOffset(),
max=(window.height||document.body.scrollHeight)- document.viewport.getHeight(); 
if(options.offset)elementOffsets[1]+=options.offset;
return new Effect.Tween(null,
scrollOffsets.top,
elementOffsets[1]>max?max:elementOffsets[1],
options,
function(p){scrollTo(scrollOffsets.left,p.round())}
);
};
Effect.Fade=function(element){
element=$(element);
var oldOpacity=element.getInlineOpacity();
var options=Object.extend({
from:element.getOpacity()||1.0,
to:0.0,
afterFinishInternal:function(effect){
if(effect.options.to!=0)return;
effect.element.hide().setStyle({opacity:oldOpacity});
}
},arguments[1]||{});
return new Effect.Opacity(element,options);
};
Effect.Appear=function(element){
element=$(element);
var options=Object.extend({
from:(element.getStyle('display')=='none'?0.0:element.getOpacity()||0.0),
to:1.0,
afterFinishInternal:function(effect){
effect.element.forceRerendering();
},
beforeSetup:function(effect){
effect.element.setOpacity(effect.options.from).show();
}},arguments[1]||{});
return new Effect.Opacity(element,options);
};
Effect.Puff=function(element){
element=$(element);
var oldStyle={
opacity:element.getInlineOpacity(),
position:element.getStyle('position'),
top:element.style.top,
left:element.style.left,
width:element.style.width,
height:element.style.height
};
return new Effect.Parallel(
[ new Effect.Scale(element,200,
{sync:true,scaleFromCenter:true,scaleContent:true,restoreAfterFinish:true}),
new Effect.Opacity(element,{sync:true,to:0.0} )],
Object.extend({duration:1.0,
beforeSetupInternal:function(effect){
Position.absolutize(effect.effects[0].element)
},
afterFinishInternal:function(effect){
effect.effects[0].element.hide().setStyle(oldStyle);}
},arguments[1]||{})
);
};
Effect.BlindUp=function(element){
element=$(element);
element.makeClipping();
return new Effect.Scale(element,0,
Object.extend({scaleContent:false,
scaleX:false,
restoreAfterFinish:true,
afterFinishInternal:function(effect){
effect.element.hide().undoClipping();
} 
},arguments[1]||{})
);
};
Effect.BlindDown=function(element){
element=$(element);
var elementDimensions=element.getDimensions();
return new Effect.Scale(element,100,Object.extend({
scaleContent:false,
scaleX:false,
scaleFrom:0,
scaleMode:{originalHeight:elementDimensions.height,originalWidth:elementDimensions.width},
restoreAfterFinish:true,
afterSetup:function(effect){
effect.element.makeClipping().setStyle({height:'0px'}).show();
}, 
afterFinishInternal:function(effect){
effect.element.undoClipping();
}
},arguments[1]||{}));
};
Effect.SwitchOff=function(element){
element=$(element);
var oldOpacity=element.getInlineOpacity();
return new Effect.Appear(element,Object.extend({
duration:0.4,
from:0,
transition:Effect.Transitions.flicker,
afterFinishInternal:function(effect){
new Effect.Scale(effect.element,1,{
duration:0.3,scaleFromCenter:true,
scaleX:false,scaleContent:false,restoreAfterFinish:true,
beforeSetup:function(effect){
effect.element.makePositioned().makeClipping();
},
afterFinishInternal:function(effect){
effect.element.hide().undoClipping().undoPositioned().setStyle({opacity:oldOpacity});
}
})
}
},arguments[1]||{}));
};
Effect.DropOut=function(element){
element=$(element);
var oldStyle={
top:element.getStyle('top'),
left:element.getStyle('left'),
opacity:element.getInlineOpacity()};
return new Effect.Parallel(
[ new Effect.Move(element,{x:0,y:100,sync:true}),
new Effect.Opacity(element,{sync:true,to:0.0})],
Object.extend(
{duration:0.5,
beforeSetup:function(effect){
effect.effects[0].element.makePositioned();
},
afterFinishInternal:function(effect){
effect.effects[0].element.hide().undoPositioned().setStyle(oldStyle);
} 
},arguments[1]||{}));
};
Effect.Shake=function(element){
element=$(element);
var options=Object.extend({
distance:20,
duration:0.5
},arguments[1]||{});
var distance=parseFloat(options.distance);
var split=parseFloat(options.duration)/ 10.0;
var oldStyle={
top:element.getStyle('top'),
left:element.getStyle('left')};
return new Effect.Move(element,
{x:distance,y:0,duration:split,afterFinishInternal:function(effect){
new Effect.Move(effect.element,
{x:-distance*2,y:0,duration:split*2, afterFinishInternal:function(effect){
new Effect.Move(effect.element,
{x:distance*2,y:0,duration:split*2, afterFinishInternal:function(effect){
new Effect.Move(effect.element,
{x:-distance*2,y:0,duration:split*2, afterFinishInternal:function(effect){
new Effect.Move(effect.element,
{x:distance*2,y:0,duration:split*2, afterFinishInternal:function(effect){
new Effect.Move(effect.element,
{x:-distance,y:0,duration:split,afterFinishInternal:function(effect){
effect.element.undoPositioned().setStyle(oldStyle);
}})}})}})}})}})}});
};
Effect.SlideDown=function(element){
element=$(element).cleanWhitespace();
var oldInnerBottom=element.down().getStyle('bottom');
var elementDimensions=element.getDimensions();
return new Effect.Scale(element,100,Object.extend({
scaleContent:false,
scaleX:false,
scaleFrom:window.opera?0:1,
scaleMode:{originalHeight:elementDimensions.height,originalWidth:elementDimensions.width},
restoreAfterFinish:true,
afterSetup:function(effect){
effect.element.makePositioned();
effect.element.down().makePositioned();
if(window.opera)effect.element.setStyle({top:''});
effect.element.makeClipping().setStyle({height:'0px'}).show();
},
afterUpdateInternal:function(effect){
effect.element.down().setStyle({bottom:
(effect.dims[0]-effect.element.clientHeight)+'px'});
},
afterFinishInternal:function(effect){
effect.element.undoClipping().undoPositioned();
effect.element.down().undoPositioned().setStyle({bottom:oldInnerBottom});}
},arguments[1]||{})
);
};
Effect.SlideUp=function(element){
element=$(element).cleanWhitespace();
var oldInnerBottom=element.down().getStyle('bottom');
var elementDimensions=element.getDimensions();
return new Effect.Scale(element,window.opera?0:1,
Object.extend({scaleContent:false,
scaleX:false,
scaleMode:'box',
scaleFrom:100,
scaleMode:{originalHeight:elementDimensions.height,originalWidth:elementDimensions.width},
restoreAfterFinish:true,
afterSetup:function(effect){
effect.element.makePositioned();
effect.element.down().makePositioned();
if(window.opera)effect.element.setStyle({top:''});
effect.element.makeClipping().show();
}, 
afterUpdateInternal:function(effect){
effect.element.down().setStyle({bottom:
(effect.dims[0]-effect.element.clientHeight)+'px'});
},
afterFinishInternal:function(effect){
effect.element.hide().undoClipping().undoPositioned();
effect.element.down().undoPositioned().setStyle({bottom:oldInnerBottom});
}
},arguments[1]||{})
);
};
Effect.Squish=function(element){
return new Effect.Scale(element,window.opera?1:0,{
restoreAfterFinish:true,
beforeSetup:function(effect){
effect.element.makeClipping();
}, 
afterFinishInternal:function(effect){
effect.element.hide().undoClipping();
}
});
};
Effect.Grow=function(element){
element=$(element);
var options=Object.extend({
direction:'center',
moveTransition:Effect.Transitions.sinoidal,
scaleTransition:Effect.Transitions.sinoidal,
opacityTransition:Effect.Transitions.full
},arguments[1]||{});
var oldStyle={
top:element.style.top,
left:element.style.left,
height:element.style.height,
width:element.style.width,
opacity:element.getInlineOpacity()};
var dims=element.getDimensions();   
var initialMoveX,initialMoveY;
var moveX,moveY;
switch (options.direction){
case 'top-left':
initialMoveX=initialMoveY=moveX=moveY=0;
break;
case 'top-right':
initialMoveX=dims.width;
initialMoveY=moveY=0;
moveX=-dims.width;
break;
case 'bottom-left':
initialMoveX=moveX=0;
initialMoveY=dims.height;
moveY=-dims.height;
break;
case 'bottom-right':
initialMoveX=dims.width;
initialMoveY=dims.height;
moveX=-dims.width;
moveY=-dims.height;
break;
case 'center':
initialMoveX=dims.width/2;
initialMoveY=dims.height/2;
moveX=-dims.width/2;
moveY=-dims.height/2;
break;
}
return new Effect.Move(element,{
x:initialMoveX,
y:initialMoveY,
duration:0.01,
beforeSetup:function(effect){
effect.element.hide().makeClipping().makePositioned();
},
afterFinishInternal:function(effect){
new Effect.Parallel(
[ new Effect.Opacity(effect.element,{sync:true,to:1.0,from:0.0,transition:options.opacityTransition}),
new Effect.Move(effect.element,{x:moveX,y:moveY,sync:true,transition:options.moveTransition}),
new Effect.Scale(effect.element,100,{
scaleMode:{originalHeight:dims.height,originalWidth:dims.width},
sync:true,scaleFrom:window.opera?1:0,transition:options.scaleTransition,restoreAfterFinish:true})
],Object.extend({
beforeSetup:function(effect){effect.effects[0].element.setStyle({height:'0px'}).show();},
afterFinishInternal:function(effect){effect.effects[0].element.undoClipping().undoPositioned().setStyle(oldStyle);}
},options)
)
}
});
};
Effect.Shrink=function(element){
element=$(element);
var options=Object.extend({direction:'center',moveTransition:Effect.Transitions.sinoidal,scaleTransition:Effect.Transitions.sinoidal,opacityTransition:Effect.Transitions.none},arguments[1]||{});
var oldStyle={top:element.style.top,left:element.style.left,height:element.style.height,width:element.style.width,opacity:element.getInlineOpacity()};
var dims=element.getDimensions();
var moveX,moveY;
switch (options.direction){
case 'top-left':
moveX=moveY=0;
break;
case 'top-right':
moveX=dims.width;
moveY=0;
break;
case 'bottom-left':
moveX=0;
moveY=dims.height;
break;
case 'bottom-right':
moveX=dims.width;
moveY=dims.height;
break;
case 'center':
moveX=dims.width / 2;
moveY=dims.height / 2;
break;
}
return new Effect.Parallel(
[ new Effect.Opacity(element,{sync:true,to:0.0,from:1.0,transition:options.opacityTransition}),
new Effect.Scale(element,window.opera?1:0,{sync:true,transition:options.scaleTransition,restoreAfterFinish:true}),
new Effect.Move(element,{x:moveX,y:moveY,sync:true,transition:options.moveTransition})
],Object.extend({           
beforeStartInternal:function(effect){
effect.effects[0].element.makePositioned().makeClipping();
},
afterFinishInternal:function(effect){
effect.effects[0].element.hide().undoClipping().undoPositioned().setStyle(oldStyle);}
},options)
);
};
Effect.Pulsate=function(element){
element=$(element);
var options=arguments[1]||{};
var oldOpacity=element.getInlineOpacity();
var transition=options.transition||Effect.Transitions.sinoidal;
var reverser=function(pos){return transition(1-Effect.Transitions.pulse(pos,options.pulses))};
reverser.bind(transition);
return new Effect.Opacity(element,
Object.extend(Object.extend({ duration:2.0,from:0,
afterFinishInternal:function(effect){effect.element.setStyle({opacity:oldOpacity});}
},options),{transition:reverser}));
};
Effect.Fold=function(element){
element=$(element);
var oldStyle={top:element.style.top,left:element.style.left,width:element.style.width,height:element.style.height};
element.makeClipping();
return new Effect.Scale(element,5,Object.extend({  
scaleContent:false,
scaleX:false,
afterFinishInternal:function(effect){
new Effect.Scale(element,1,{
scaleContent:false,
scaleY:false,
afterFinishInternal:function(effect){
effect.element.hide().undoClipping().setStyle(oldStyle);
}});
}},arguments[1]||{}));
};
Effect.Morph=Class.create(Effect.Base,{
initialize:function(element){
this.element=$(element);
if(!this.element)throw(Effect._elementDoesNotExistError);
var options=Object.extend({
style:{}
},arguments[1]||{});
if(!Object.isString(options.style))this.style=$H(options.style);
else{
if(options.style.include(':'))
this.style=options.style.parseStyle();
else{
this.element.addClassName(options.style);
this.style=$H(this.element.getStyles());
this.element.removeClassName(options.style);
var css=this.element.getStyles();
this.style=this.style.reject(function(style){
return style.value==css[style.key];
});
options.afterFinishInternal=function(effect){
effect.element.addClassName(effect.options.style);
effect.transforms.each(function(transform){
effect.element.style[transform.style]='';
});
}
}
}
this.start(options);
},
setup:function(){
function parseColor(color){
if(!color||['rgba(0,0,0,0)','transparent'].include(color))color='#ffffff';
color=color.parseColor();
return $R(0,2).map(function(i){
return parseInt( color.slice(i*2+1,i*2+3),16 )
});
}
this.transforms=this.style.map(function(pair){
var property=pair[0],value=pair[1],unit=null;
if(value.parseColor('#zzzzzz')!='#zzzzzz'){
value=value.parseColor();
unit ='color';
}else if(property=='opacity'){
value=parseFloat(value);
if(Prototype.Browser.IE&&(!this.element.currentStyle.hasLayout))
this.element.setStyle({zoom:1});
}else if(Element.CSS_LENGTH.test(value)){
var components=value.match(/^([\+\-]?[0-9\.]+)(.*)$/);
value=parseFloat(components[1]);
unit=(components.length==3)?components[2]:null;
}
var originalValue=this.element.getStyle(property);
return{
style:property.camelize(),
originalValue:unit=='color'?parseColor(originalValue):parseFloat(originalValue||0),
targetValue:unit=='color'?parseColor(value):value,
unit:unit
};
}.bind(this)).reject(function(transform){
return (
(transform.originalValue==transform.targetValue)||
(
transform.unit!='color'&&
(isNaN(transform.originalValue)||isNaN(transform.targetValue))
)
)
});
},
update:function(position){
var style={},transform,i=this.transforms.length;
while(i--)
style[(transform=this.transforms[i]).style]=
transform.unit=='color'?'#'+
(Math.round(transform.originalValue[0]+
(transform.targetValue[0]-transform.originalValue[0])*position)).toColorPart()+
(Math.round(transform.originalValue[1]+
(transform.targetValue[1]-transform.originalValue[1])*position)).toColorPart()+
(Math.round(transform.originalValue[2]+
(transform.targetValue[2]-transform.originalValue[2])*position)).toColorPart():
(transform.originalValue+
(transform.targetValue-transform.originalValue)* position).toFixed(3)+
(transform.unit===null?'':transform.unit);
this.element.setStyle(style,true);
}
});
Effect.Transform=Class.create({
initialize:function(tracks){
this.tracks =[];
this.options=arguments[1]||{};
this.addTracks(tracks);
},
addTracks:function(tracks){
tracks.each(function(track){
track=$H(track);
var data=track.values().first();
this.tracks.push($H({
ids:track.keys().first(),
effect:Effect.Morph,
options:{style:data}
}));
}.bind(this));
return this;
},
play:function(){
return new Effect.Parallel(
this.tracks.map(function(track){
var ids=track.get('ids'),effect=track.get('effect'),options=track.get('options');
var elements=[$(ids)||$$(ids)].flatten();
return elements.map(function(e){return new effect(e,Object.extend({sync:true},options))});
}).flatten(),
this.options
);
}
});
Element.CSS_PROPERTIES=$w(
'backgroundColor backgroundPosition borderBottomColor borderBottomStyle '+
'borderBottomWidth borderLeftColor borderLeftStyle borderLeftWidth '+
'borderRightColor borderRightStyle borderRightWidth borderSpacing '+
'borderTopColor borderTopStyle borderTopWidth bottom clip color '+
'fontSize fontWeight height left letterSpacing lineHeight '+
'marginBottom marginLeft marginRight marginTop markerOffset maxHeight '+
'maxWidth minHeight minWidth opacity outlineColor outlineOffset '+
'outlineWidth paddingBottom paddingLeft paddingRight paddingTop '+
'right textIndent top width wordSpacing zIndex');
Element.CSS_LENGTH=/^(([\+\-]?[0-9\.]+)(em|ex|px|in|cm|mm|pt|pc|\%))|0$/;
String.__parseStyleElement=document.createElement('div');
String.prototype.parseStyle=function(){
var style,styleRules=$H();
if(Prototype.Browser.WebKit)
style=new Element('div',{style:this}).style;
else{
String.__parseStyleElement.innerHTML='<div style="'+this+'"></div>';
style=String.__parseStyleElement.childNodes[0].style;
}
Element.CSS_PROPERTIES.each(function(property){
if(style[property])styleRules.set(property,style[property]);
});
if(Prototype.Browser.IE&&this.include('opacity'))
styleRules.set('opacity',this.match(/opacity:\s*((?:0|1)?(?:\.\d*)?)/)[1]);
return styleRules;
};
if(document.defaultView&&document.defaultView.getComputedStyle){
Element.getStyles=function(element){
var css=document.defaultView.getComputedStyle($(element),null);
return Element.CSS_PROPERTIES.inject({},function(styles,property){
styles[property]=css[property];
return styles;
});
};
}else{
Element.getStyles=function(element){
element=$(element);
var css=element.currentStyle,styles;
styles=Element.CSS_PROPERTIES.inject({},function(results,property){
results[property]=css[property];
return results;
});
if(!styles.opacity)styles.opacity=element.getOpacity();
return styles;
};
};
Effect.Methods={
morph:function(element,style){
element=$(element);
new Effect.Morph(element,Object.extend({style:style},arguments[2]||{}));
return element;
},
visualEffect:function(element,effect,options){
element=$(element)
var s=effect.dasherize().camelize(),klass=s.charAt(0).toUpperCase()+s.substring(1);
new Effect[klass](element,options);
return element;
},
highlight:function(element,options){
element=$(element);
new Effect.Highlight(element,options);
return element;
}
};
$w('fade appear grow shrink fold blindUp blindDown slideUp slideDown '+
'pulsate shake puff squish switchOff dropOut').each(
function(effect){
Effect.Methods[effect]=function(element,options){
element=$(element);
Effect[effect.charAt(0).toUpperCase()+effect.substring(1)](element,options);
return element;
}
}
);
$w('getInlineOpacity forceRerendering setContentZoom collectTextNodes collectTextNodesIgnoreClass getStyles').each( 
function(f){Effect.Methods[f]=Element[f];}
);
Element.addMethods(Effect.Methods);
/*slider.js*/
if(!Control)var Control={};
Control.Slider=Class.create({
initialize:function(handle,track,options){
var slider=this;
if(Object.isArray(handle)){
this.handles=handle.collect( function(e){return $(e)});
}else{
this.handles=[$(handle)];
}
this.track=$(track);
this.options=options||{};
this.axis=this.options.axis||'horizontal';
this.increment=this.options.increment||1;
this.step=parseInt(this.options.step||'1');
this.range=this.options.range||$R(0,1);
this.value=0;
this.values=this.handles.map( function(){return 0});
this.spans=this.options.spans?this.options.spans.map(function(s){return $(s)}):false;
this.options.startSpan=$(this.options.startSpan||null);
this.options.endSpan=$(this.options.endSpan||null);
this.restricted=this.options.restricted||false;
this.maximum  =this.options.maximum||this.range.end;
this.minimum  =this.options.minimum||this.range.start;
this.alignX=parseInt(this.options.alignX||'0');
this.alignY=parseInt(this.options.alignY||'0');
this.trackLength=this.maximumOffset()- this.minimumOffset();
this.handleLength=this.isVertical()?
(this.handles[0].offsetHeight!=0?this.handles[0].offsetHeight:this.handles[0].style.height.replace(/px$/,"")):
(this.handles[0].offsetWidth!=0?this.handles[0].offsetWidth:this.handles[0].style.width.replace(/px$/,""));
this.active  =false;
this.dragging=false;
this.disabled=false;
if(this.options.disabled)this.setDisabled();
this.allowedValues=this.options.values?this.options.values.sortBy(Prototype.K):false;
if(this.allowedValues){
this.minimum=this.allowedValues.min();
this.maximum=this.allowedValues.max();
}
this.eventMouseDown=this.startDrag.bindAsEventListener(this);
this.eventMouseUp  =this.endDrag.bindAsEventListener(this);
this.eventMouseMove=this.update.bindAsEventListener(this);
this.handles.each( function(h,i){
i=slider.handles.length-1-i;
slider.setValue(parseFloat(
(Object.isArray(slider.options.sliderValue)?
slider.options.sliderValue[i]:slider.options.sliderValue)||
slider.range.start),i);
h.makePositioned().observe("mousedown",slider.eventMouseDown);
});
this.track.observe("mousedown",this.eventMouseDown);
document.observe("mouseup",this.eventMouseUp);
document.observe("mousemove",this.eventMouseMove);
this.initialized=true;
},
dispose:function(){
var slider=this;   
Event.stopObserving(this.track,"mousedown",this.eventMouseDown);
Event.stopObserving(document,"mouseup",this.eventMouseUp);
Event.stopObserving(document,"mousemove",this.eventMouseMove);
this.handles.each( function(h){
Event.stopObserving(h,"mousedown",slider.eventMouseDown);
});
},
setDisabled:function(){
this.disabled=true;
},
setEnabled:function(){
this.disabled=false;
}, 
getNearestValue:function(value){
if(this.allowedValues){
if(value >= this.allowedValues.max())return(this.allowedValues.max());
if(value <= this.allowedValues.min())return(this.allowedValues.min());
var offset=Math.abs(this.allowedValues[0]-value);
var newValue=this.allowedValues[0];
this.allowedValues.each( function(v){
var currentOffset=Math.abs(v-value);
if(currentOffset <= offset){
newValue=v;
offset=currentOffset;
} 
});
return newValue;
}
if(value>this.range.end)return this.range.end;
if(value<this.range.start)return this.range.start;
return value;
},
setValue:function(sliderValue,handleIdx){
if(!this.active){
this.activeHandleIdx=handleIdx||0;
this.activeHandle   =this.handles[this.activeHandleIdx];
this.updateStyles();
}
handleIdx=handleIdx||this.activeHandleIdx||0;
if(this.initialized&&this.restricted){
if((handleIdx>0)&&(sliderValue<this.values[handleIdx-1]))
sliderValue=this.values[handleIdx-1];
if((handleIdx<(this.handles.length-1))&&(sliderValue>this.values[handleIdx+1]))
sliderValue=this.values[handleIdx+1];
}
sliderValue=this.getNearestValue(sliderValue);
this.values[handleIdx]=sliderValue;
this.value=this.values[0];
this.handles[handleIdx].style[this.isVertical()?'top':'left']=
this.translateToPx(sliderValue);
this.drawSpans();
if(!this.dragging||!this.event)this.updateFinished();
},
setValueBy:function(delta,handleIdx){
this.setValue(this.values[handleIdx||this.activeHandleIdx||0]+delta,
handleIdx||this.activeHandleIdx||0);
},
translateToPx:function(value){
return Math.round(
((this.trackLength-this.handleLength)/(this.range.end-this.range.start))* 
(value-this.range.start))+"px";
},
translateToValue:function(offset){
return ((offset/(this.trackLength-this.handleLength)* 
(this.range.end-this.range.start))+this.range.start);
},
getRange:function(range){
var v=this.values.sortBy(Prototype.K);
range=range||0;
return $R(v[range],v[range+1]);
},
minimumOffset:function(){
return(this.isVertical()?this.alignY:this.alignX);
},
maximumOffset:function(){
return(this.isVertical()?
(this.track.offsetHeight!=0?this.track.offsetHeight:
this.track.style.height.replace(/px$/,""))- this.alignY:
(this.track.offsetWidth!=0?this.track.offsetWidth:
this.track.style.width.replace(/px$/,""))- this.alignX);
}, 
isVertical:function(){
return (this.axis=='vertical');
},
drawSpans:function(){
var slider=this;
if(this.spans)
$R(0,this.spans.length-1).each(function(r){slider.setSpan(slider.spans[r],slider.getRange(r))});
if(this.options.startSpan)
this.setSpan(this.options.startSpan,
$R(0,this.values.length>1?this.getRange(0).min():this.value ));
if(this.options.endSpan)
this.setSpan(this.options.endSpan,
$R(this.values.length>1?this.getRange(this.spans.length-1).max():this.value,this.maximum));
},
setSpan:function(span,range){
if(this.isVertical()){
span.style.top=this.translateToPx(range.start);
span.style.height=this.translateToPx(range.end-range.start+this.range.start);
}else{
span.style.left=this.translateToPx(range.start);
span.style.width=this.translateToPx(range.end-range.start+this.range.start);
}
},
updateStyles:function(){
this.handles.each( function(h){Element.removeClassName(h,'selected')});
Element.addClassName(this.activeHandle,'selected');
},
startDrag:function(event){
if(Event.isLeftClick(event)){
if(!this.disabled){
this.active=true;
var handle=Event.element(event);
var pointer =[Event.pointerX(event),Event.pointerY(event)];
var track=handle;
if(track==this.track){
var offsets =Position.cumulativeOffset(this.track);
this.event=event;
this.setValue(this.translateToValue( 
(this.isVertical()?pointer[1]-offsets[1]:pointer[0]-offsets[0])-(this.handleLength/2)
));
var offsets =Position.cumulativeOffset(this.activeHandle);
this.offsetX=(pointer[0]-offsets[0]);
this.offsetY=(pointer[1]-offsets[1]);
}else{
while((this.handles.indexOf(handle)==-1)&&handle.parentNode)
handle=handle.parentNode;
if(this.handles.indexOf(handle)!=-1){
this.activeHandle=handle;
this.activeHandleIdx=this.handles.indexOf(this.activeHandle);
this.updateStyles();
var offsets=Position.cumulativeOffset(this.activeHandle);
this.offsetX=(pointer[0]-offsets[0]);
this.offsetY=(pointer[1]-offsets[1]);
}
}
}
Event.stop(event);
}
},
update:function(event){
if(this.active){
if(!this.dragging)this.dragging=true;
this.draw(event);
if(Prototype.Browser.WebKit)window.scrollBy(0,0);
Event.stop(event);
}
},
draw:function(event){
var pointer=[Event.pointerX(event),Event.pointerY(event)];
var offsets=Position.cumulativeOffset(this.track);
pointer[0]-=this.offsetX+offsets[0];
pointer[1]-=this.offsetY+offsets[1];
this.event=event;
this.setValue(this.translateToValue( this.isVertical()?pointer[1]:pointer[0] ));
if(this.initialized&&this.options.onSlide)
this.options.onSlide(this.values.length>1?this.values:this.value,this);
},
endDrag:function(event){
if(this.active&&this.dragging){
this.finishDrag(event,true);
Event.stop(event);
}
this.active=false;
this.dragging=false;
}, 
finishDrag:function(event,success){
this.active=false;
this.dragging=false;
this.updateFinished();
},
updateFinished:function(){
if(this.initialized&&this.options.onChange)
this.options.onChange(this.values.length>1?this.values:this.value,this);
this.event=null;
}
});
/*controls.js*/
if(typeof Effect=='undefined') throw("controls.js requires including script.aculo.us' effects.js library");
var Autocompleter={}
Autocompleter.Base=Class.create({
baseInitialize:function(element,update,options){
element=$(element)
this.element=element;
this.update=$(update); 
this.hasFocus=false;
this.changed=false;
this.active=false;
this.index=0;    
this.entryCount=0;
this.oldElementValue=this.element.value;
if(this.setOptions)this.setOptions(options);
else this.options=options||{};
this.options.paramName=this.options.paramName||this.element.name;
this.options.tokens=this.options.tokens||[];
this.options.frequency=this.options.frequency||0.4;
this.options.minChars=this.options.minChars||1;
this.options.onShow=this.options.onShow||
function(element,update){
if(!update.style.position||update.style.position=='absolute'){
update.style.position='absolute';
Position.clone(element,update,{
setHeight:false,
offsetTop:element.offsetHeight
});
}
Effect.Appear(update,{duration:0.15});
};
this.options.onHide=this.options.onHide||
function(element,update){new Effect.Fade(update,{duration:0.15})};
if(typeof(this.options.tokens)=='string')
this.options.tokens=new Array(this.options.tokens);
if(!this.options.tokens.include('\n'))
this.options.tokens.push('\n');
this.observer=null;
this.element.setAttribute('autocomplete','off');
Element.hide(this.update);
Event.observe(this.element,'blur',this.onBlur.bindAsEventListener(this));
Event.observe(this.element,'keydown',this.onKeyPress.bindAsEventListener(this));
},
show:function(){
if(Element.getStyle(this.update,'display')=='none')this.options.onShow(this.element,this.update);
if(!this.iefix&&
(Prototype.Browser.IE)&&
(Element.getStyle(this.update,'position')=='absolute')){
new Insertion.After(this.update,
'<iframe id="'+this.update.id+'_iefix" '+
'style="display:none;position:absolute;filter:progid:DXImageTransform.Microsoft.Alpha(opacity=0);" '+
'src="javascript:false;" frameborder="0" scrolling="no"></iframe>');
this.iefix=$(this.update.id+'_iefix');
}
if(this.iefix)setTimeout(this.fixIEOverlapping.bind(this),50);
},
fixIEOverlapping:function(){
Position.clone(this.update,this.iefix,{setTop:(!this.update.style.height)});
this.iefix.style.zIndex=1;
this.update.style.zIndex=2;
Element.show(this.iefix);
},
hide:function(){
this.stopIndicator();
if(Element.getStyle(this.update,'display')!='none')this.options.onHide(this.element,this.update);
if(this.iefix)Element.hide(this.iefix);
},
startIndicator:function(){
if(this.options.indicator)Element.show(this.options.indicator);
},
stopIndicator:function(){
if(this.options.indicator)Element.hide(this.options.indicator);
},
onKeyPress:function(event){
if(this.active)
switch(event.keyCode){
case Event.KEY_TAB:
case Event.KEY_RETURN:
this.selectEntry();
Event.stop(event);
case Event.KEY_ESC:
this.hide();
this.active=false;
Event.stop(event);
return;
case Event.KEY_LEFT:
case Event.KEY_RIGHT:
return;
case Event.KEY_UP:
this.markPrevious();
this.render();
Event.stop(event);
return;
case Event.KEY_DOWN:
this.markNext();
this.render();
Event.stop(event);
return;
}
else 
if(event.keyCode==Event.KEY_TAB||event.keyCode==Event.KEY_RETURN||(Prototype.Browser.WebKit>0&&event.keyCode==0))return;
this.changed=true;
this.hasFocus=true;
if(this.observer)clearTimeout(this.observer);
this.observer=
setTimeout(this.onObserverEvent.bind(this),this.options.frequency*1000);
},
activate:function(){
this.changed=false;
this.hasFocus=true;
this.getUpdatedChoices();
},
onHover:function(event){
var element=Event.findElement(event,'LI');
if(this.index!=element.autocompleteIndex){
this.index=element.autocompleteIndex;
this.render();
}
Event.stop(event);
},
onClick:function(event){
var element=Event.findElement(event,'LI');
this.index=element.autocompleteIndex;
this.selectEntry();
this.hide();
},
onBlur:function(event){
setTimeout(this.hide.bind(this),250);
this.hasFocus=false;
this.active=false;    
},
render:function(){
if(this.entryCount>0){
for(var i=0;i<this.entryCount;i++)
this.index==i?
Element.addClassName(this.getEntry(i),"selected"):
Element.removeClassName(this.getEntry(i),"selected");
if(this.hasFocus){
this.show();
this.active=true;
}
}else{
this.active=false;
this.hide();
}
},
markPrevious:function(){
if(this.index>0)this.index--
else this.index=this.entryCount-1;
this.getEntry(this.index).scrollIntoView(true);
},
markNext:function(){
if(this.index<this.entryCount-1)this.index++
else this.index=0;
this.getEntry(this.index).scrollIntoView(false);
},
getEntry:function(index){
return this.update.firstChild.childNodes[index];
},
getCurrentEntry:function(){
return this.getEntry(this.index);
},
selectEntry:function(){
this.active=false;
this.updateElement(this.getCurrentEntry());
},
updateElement:function(selectedElement){
if(this.options.updateElement){
this.options.updateElement(selectedElement);
return;
}
var value='';
if(this.options.select){
var nodes=$(selectedElement).select('.'+this.options.select)||[];
if(nodes.length>0)value=Element.collectTextNodes(nodes[0],this.options.select);
}else value=Element.collectTextNodesIgnoreClass(selectedElement,'informal');
var bounds=this.getTokenBounds();
if(bounds[0]!=-1){
var newValue=this.element.value.substr(0,bounds[0]);
var whitespace=this.element.value.substr(bounds[0]).match(/^\s+/);
if(whitespace)newValue+=whitespace[0];
this.element.value=newValue+value+this.element.value.substr(bounds[1]);
}else{
this.element.value=value;
}
this.oldElementValue=this.element.value;
this.element.focus();
if(this.options.afterUpdateElement)
this.options.afterUpdateElement(this.element,selectedElement);
},
updateChoices:function(choices){
if(!this.changed&&this.hasFocus){
this.update.innerHTML=choices;
Element.cleanWhitespace(this.update);
Element.cleanWhitespace(this.update.down());
if(this.update.firstChild&&this.update.down().childNodes){
this.entryCount=
this.update.down().childNodes.length;
for(var i=0;i<this.entryCount;i++){
var entry=this.getEntry(i);
entry.autocompleteIndex=i;
this.addObservers(entry);
}
}else{
this.entryCount=0;
}
this.stopIndicator();
this.index=0;
if(this.entryCount==1&&this.options.autoSelect){
this.selectEntry();
this.hide();
}else{
this.render();
}
}
},
addObservers:function(element){
Event.observe(element,"mouseover",this.onHover.bindAsEventListener(this));
Event.observe(element,"click",this.onClick.bindAsEventListener(this));
},
onObserverEvent:function(){
this.changed=false;  
this.tokenBounds=null;
if(this.getToken().length>=this.options.minChars){
this.getUpdatedChoices();
}else{
this.active=false;
this.hide();
}
this.oldElementValue=this.element.value;
},
getToken:function(){
var bounds=this.getTokenBounds();
return this.element.value.substring(bounds[0],bounds[1]).strip();
},
getTokenBounds:function(){
if(null!=this.tokenBounds)return this.tokenBounds;
var value=this.element.value;
if(value.strip().empty())return [-1,0];
var diff=arguments.callee.getFirstDifferencePos(value,this.oldElementValue);
var offset=(diff==this.oldElementValue.length?1:0);
var prevTokenPos=-1,nextTokenPos=value.length;
var tp;
for(var index=0,l=this.options.tokens.length;index<l;++index){
tp=value.lastIndexOf(this.options.tokens[index],diff+offset-1);
if(tp>prevTokenPos)prevTokenPos=tp;
tp=value.indexOf(this.options.tokens[index],diff+offset);
if(-1!=tp&&tp<nextTokenPos)nextTokenPos=tp;
}
return (this.tokenBounds=[prevTokenPos+1,nextTokenPos]);
}
});
Autocompleter.Base.prototype.getTokenBounds.getFirstDifferencePos=function(newS,oldS){
var boundary=Math.min(newS.length,oldS.length);
for(var index=0;index<boundary;++index)
if(newS[index]!=oldS[index])
return index;
return boundary;
};
Ajax.Autocompleter=Class.create(Autocompleter.Base,{
initialize:function(element,update,url,options){
this.baseInitialize(element,update,options);
this.options.asynchronous =true;
this.options.onComplete   =this.onComplete.bind(this);
this.options.defaultParams=this.options.parameters||null;
this.url                  =url;
},
getUpdatedChoices:function(){
this.startIndicator();
var entry=encodeURIComponent(this.options.paramName)+'='+encodeURIComponent(this.getToken());
this.options.parameters=this.options.callback ?
this.options.callback(this.element,entry):entry;
if(this.options.defaultParams)
this.options.parameters+='&'+this.options.defaultParams;
new Ajax.Request(this.url,this.options);
},
onComplete:function(request){
this.updateChoices(request.responseText);
}
});
Autocompleter.Local=Class.create(Autocompleter.Base,{
initialize:function(element,update,array,options){
this.baseInitialize(element,update,options);
this.options.array=array;
},
getUpdatedChoices:function(){
this.updateChoices(this.options.selector(this));
},
setOptions:function(options){
this.options=Object.extend({
choices:10,
partialSearch:true,
partialChars:2,
ignoreCase:true,
fullSearch:false,
selector:function(instance){
var ret=[];
var partial=[];
var entry=instance.getToken();
var count=0;
for(var i=0;i<instance.options.array.length&& 
ret.length<instance.options.choices ;i++){
var elem=instance.options.array[i];
var foundPos=instance.options.ignoreCase?
elem.toLowerCase().indexOf(entry.toLowerCase()):
elem.indexOf(entry);
while(foundPos!=-1){
if(foundPos==0&&elem.length!=entry.length){
ret.push("<li><strong>"+elem.substr(0,entry.length)+"</strong>"+
elem.substr(entry.length)+"</li>");
break;
}else if(entry.length >= instance.options.partialChars&&
instance.options.partialSearch&&foundPos!=-1){
if(instance.options.fullSearch||/\s/.test(elem.substr(foundPos-1,1))){
partial.push("<li>"+elem.substr(0,foundPos)+"<strong>"+
elem.substr(foundPos,entry.length)+"</strong>"+elem.substr(
foundPos+entry.length)+"</li>");
break;
}
}
foundPos=instance.options.ignoreCase?
elem.toLowerCase().indexOf(entry.toLowerCase(),foundPos+1):
elem.indexOf(entry,foundPos+1);
}
}
if(partial.length)
ret=ret.concat(partial.slice(0,instance.options.choices-ret.length))
return "<ul>"+ret.join('')+"</ul>";
}
},options||{});
}
});
Field.scrollFreeActivate=function(field){
setTimeout(function(){
Field.activate(field);
},1);
}
Ajax.InPlaceEditor=Class.create({
initialize:function(element,url,options){
this.url=url;
this.element=element=$(element);
this.prepareOptions();
this._controls={};
arguments.callee.dealWithDeprecatedOptions(options);
Object.extend(this.options,options||{});
if(!this.options.formId&&this.element.id){
this.options.formId=this.element.id+'-inplaceeditor';
if($(this.options.formId))
this.options.formId='';
}
if(this.options.externalControl)this.options.externalControl=$(this.options.externalControl);
if(!this.options.externalControl)this.options.externalControlOnly=false;
this._originalBackground=this.element.getStyle('background-color')||'transparent';
this.element.title=this.options.clickToEditText;
this._boundCancelHandler=this.handleFormCancellation.bind(this);
this._boundComplete=(this.options.onComplete||Prototype.emptyFunction).bind(this);
this._boundFailureHandler=this.handleAJAXFailure.bind(this);
this._boundSubmitHandler=this.handleFormSubmission.bind(this);
this._boundWrapperHandler=this.wrapUp.bind(this);
this.registerListeners();
},
checkForEscapeOrReturn:function(e){
if(!this._editing||e.ctrlKey||e.altKey||e.shiftKey)return;
if(Event.KEY_ESC==e.keyCode)this.handleFormCancellation(e);
else if(Event.KEY_RETURN==e.keyCode)this.handleFormSubmission(e);
},
createControl:function(mode,handler,extraClasses){
var control=this.options[mode+'Control'];
var text=this.options[mode+'Text'];
if('button'==control){
var btn=document.createElement('input');
btn.type='submit';
btn.value=text;
btn.className='editor_'+mode+'_button';
if('cancel'==mode)btn.onclick=this._boundCancelHandler;
this._form.appendChild(btn);
this._controls[mode]=btn;
}else if('link'==control){
var link=document.createElement('a');
link.href='#';
link.appendChild(document.createTextNode(text));
link.onclick='cancel'==mode?this._boundCancelHandler:this._boundSubmitHandler;
link.className='editor_'+mode+'_link';
if(extraClasses)link.className+=' '+extraClasses;
this._form.appendChild(link);
this._controls[mode]=link;
}
},
createEditField:function(){
var text=(this.options.loadTextURL?this.options.loadingText:this.getText());
var fld;
if(1 >= this.options.rows&&!/\r|\n/.test(this.getText())){
fld=document.createElement('input');
fld.type='text';
var size=this.options.size||this.options.cols||0;
if(0<size)fld.size=size;
}else{
fld=document.createElement('textarea');
fld.rows=(1 >= this.options.rows?this.options.autoRows:this.options.rows);
fld.cols=this.options.cols||40;
}
fld.name=this.options.paramName;
fld.value=text;
fld.className='editor_field';
if(this.options.submitOnBlur)fld.onblur=this._boundSubmitHandler;
this._controls.editor=fld;
if(this.options.loadTextURL)this.loadExternalText();
this._form.appendChild(this._controls.editor);
},
createForm:function(){
var ipe=this;
function addText(mode,condition){
var text=ipe.options['text'+mode+'Controls'];
if(!text||condition===false)return;
ipe._form.appendChild(document.createTextNode(text));
};
this._form=$(document.createElement('form'));
this._form.id=this.options.formId;
this._form.addClassName(this.options.formClassName);
this._form.onsubmit=this._boundSubmitHandler;
this.createEditField();
if('textarea'==this._controls.editor.tagName.toLowerCase())
this._form.appendChild(document.createElement('br'));
if(this.options.onFormCustomization)
this.options.onFormCustomization(this,this._form);
addText('Before',this.options.okControl||this.options.cancelControl);
this.createControl('ok',this._boundSubmitHandler);
addText('Between',this.options.okControl&&this.options.cancelControl);
this.createControl('cancel',this._boundCancelHandler,'editor_cancel');
addText('After',this.options.okControl||this.options.cancelControl);
},
destroy:function(){
if(this._oldInnerHTML)
this.element.innerHTML=this._oldInnerHTML;
this.leaveEditMode();
this.unregisterListeners();
},
enterEditMode:function(e){
if(this._saving||this._editing)return;
this._editing=true;
this.triggerCallback('onEnterEditMode');
if(this.options.externalControl)this.options.externalControl.hide();
this.element.hide();
this.createForm();
this.element.parentNode.insertBefore(this._form,this.element);
if(!this.options.loadTextURL)this.postProcessEditField();
if(e)Event.stop(e);
},
enterHover:function(e){
if(this.options.hoverClassName)this.element.addClassName(this.options.hoverClassName);
if(this._saving)return;
this.triggerCallback('onEnterHover');
},
getText:function(){
return this.element.innerHTML;
},
handleAJAXFailure:function(transport){
this.triggerCallback('onFailure',transport);
if(this._oldInnerHTML){
this.element.innerHTML=this._oldInnerHTML;
this._oldInnerHTML=null;
}
},
handleFormCancellation:function(e){
this.wrapUp();
if(e)Event.stop(e);
},
handleFormSubmission:function(e){
var form=this._form;
var value=$F(this._controls.editor);
this.prepareSubmission();
var params=this.options.callback(form,value)||'';
if(Object.isString(params))
params=params.toQueryParams();
params.editorId=this.element.id;
if(this.options.htmlResponse){
var options=Object.extend({evalScripts:true},this.options.ajaxOptions);
Object.extend(options,{
parameters:params,
onComplete:this._boundWrapperHandler,
onFailure:this._boundFailureHandler
});
new Ajax.Updater({success:this.element},this.url,options);
}else{
var options=Object.extend({method:'get'},this.options.ajaxOptions);
Object.extend(options,{
parameters:params,
onComplete:this._boundWrapperHandler,
onFailure:this._boundFailureHandler
});
new Ajax.Request(this.url,options);
}
if(e)Event.stop(e);
},
leaveEditMode:function(){
this.element.removeClassName(this.options.savingClassName);
this.removeForm();
this.leaveHover();
this.element.style.backgroundColor=this._originalBackground;
this.element.show();
if(this.options.externalControl)this.options.externalControl.show();
this._saving=false;
this._editing=false;
this._oldInnerHTML=null;
this.triggerCallback('onLeaveEditMode');
},
leaveHover:function(e){
if(this.options.hoverClassName)this.element.removeClassName(this.options.hoverClassName);
if(this._saving)return;
this.triggerCallback('onLeaveHover');
},
loadExternalText:function(){
this._form.addClassName(this.options.loadingClassName);
this._controls.editor.disabled=true;
var options=Object.extend({method:'get'},this.options.ajaxOptions);
Object.extend(options,{
parameters:'editorId='+encodeURIComponent(this.element.id),
onComplete:Prototype.emptyFunction,
onSuccess:function(transport){
this._form.removeClassName(this.options.loadingClassName);
var text=transport.responseText;
if(this.options.stripLoadedTextTags)text=text.stripTags();
this._controls.editor.value=text;
this._controls.editor.disabled=false;
this.postProcessEditField();
}.bind(this),
onFailure:this._boundFailureHandler
});
new Ajax.Request(this.options.loadTextURL,options);
},
postProcessEditField:function(){
var fpc=this.options.fieldPostCreation;
if(fpc) $(this._controls.editor)['focus'==fpc?'focus':'activate']();
},
prepareOptions:function(){
this.options=Object.clone(Ajax.InPlaceEditor.DefaultOptions);
Object.extend(this.options,Ajax.InPlaceEditor.DefaultCallbacks);
[this._extraDefaultOptions].flatten().compact().each(function(defs){
Object.extend(this.options,defs);
}.bind(this));
},
prepareSubmission:function(){
this._saving=true;
this.removeForm();
this.leaveHover();
this.showSaving();
},
registerListeners:function(){
this._listeners={};
var listener;
$H(Ajax.InPlaceEditor.Listeners).each(function(pair){
listener=this[pair.value].bind(this);
this._listeners[pair.key]=listener;
if(!this.options.externalControlOnly)
this.element.observe(pair.key,listener);
if(this.options.externalControl)
this.options.externalControl.observe(pair.key,listener);
}.bind(this));
},
removeForm:function(){
if(!this._form)return;
this._form.remove();
this._form=null;
this._controls={};
},
showSaving:function(){
this._oldInnerHTML=this.element.innerHTML;
this.element.innerHTML=this.options.savingText;
this.element.addClassName(this.options.savingClassName);
this.element.style.backgroundColor=this._originalBackground;
this.element.show();
},
triggerCallback:function(cbName,arg){
if('function'==typeof this.options[cbName]){
this.options[cbName](this,arg);
}
},
unregisterListeners:function(){
$H(this._listeners).each(function(pair){
if(!this.options.externalControlOnly)
this.element.stopObserving(pair.key,pair.value);
if(this.options.externalControl)
this.options.externalControl.stopObserving(pair.key,pair.value);
}.bind(this));
},
wrapUp:function(transport){
this.leaveEditMode();
this._boundComplete(transport,this.element);
}
});
Object.extend(Ajax.InPlaceEditor.prototype,{
dispose:Ajax.InPlaceEditor.prototype.destroy
});
Ajax.InPlaceCollectionEditor=Class.create(Ajax.InPlaceEditor,{
initialize:function($super,element,url,options){
this._extraDefaultOptions=Ajax.InPlaceCollectionEditor.DefaultOptions;
$super(element,url,options);
},
createEditField:function(){
var list=document.createElement('select');
list.name=this.options.paramName;
list.size=1;
this._controls.editor=list;
this._collection=this.options.collection||[];
if(this.options.loadCollectionURL)
this.loadCollection();
else
this.checkForExternalText();
this._form.appendChild(this._controls.editor);
},
loadCollection:function(){
this._form.addClassName(this.options.loadingClassName);
this.showLoadingText(this.options.loadingCollectionText);
var options=Object.extend({method:'get'},this.options.ajaxOptions);
Object.extend(options,{
parameters:'editorId='+encodeURIComponent(this.element.id),
onComplete:Prototype.emptyFunction,
onSuccess:function(transport){
var js=transport.responseText.strip();
if(!/^\[.*\]$/.test(js))
throw 'Server returned an invalid collection representation.';
this._collection=eval(js);
this.checkForExternalText();
}.bind(this),
onFailure:this.onFailure
});
new Ajax.Request(this.options.loadCollectionURL,options);
},
showLoadingText:function(text){
this._controls.editor.disabled=true;
var tempOption=this._controls.editor.firstChild;
if(!tempOption){
tempOption=document.createElement('option');
tempOption.value='';
this._controls.editor.appendChild(tempOption);
tempOption.selected=true;
}
tempOption.update((text||'').stripScripts().stripTags());
},
checkForExternalText:function(){
this._text=this.getText();
if(this.options.loadTextURL)
this.loadExternalText();
else
this.buildOptionList();
},
loadExternalText:function(){
this.showLoadingText(this.options.loadingText);
var options=Object.extend({method:'get'},this.options.ajaxOptions);
Object.extend(options,{
parameters:'editorId='+encodeURIComponent(this.element.id),
onComplete:Prototype.emptyFunction,
onSuccess:function(transport){
this._text=transport.responseText.strip();
this.buildOptionList();
}.bind(this),
onFailure:this.onFailure
});
new Ajax.Request(this.options.loadTextURL,options);
},
buildOptionList:function(){
this._form.removeClassName(this.options.loadingClassName);
this._collection=this._collection.map(function(entry){
return 2===entry.length?entry:[entry,entry].flatten();
});
var marker=('value' in this.options)?this.options.value:this._text;
var textFound=this._collection.any(function(entry){
return entry[0]==marker;
}.bind(this));
this._controls.editor.update('');
var option;
this._collection.each(function(entry,index){
option=document.createElement('option');
option.value=entry[0];
option.selected=textFound?entry[0]==marker:0==index;
option.appendChild(document.createTextNode(entry[1]));
this._controls.editor.appendChild(option);
}.bind(this));
this._controls.editor.disabled=false;
Field.scrollFreeActivate(this._controls.editor);
}
});
Ajax.InPlaceEditor.prototype.initialize.dealWithDeprecatedOptions=function(options){
if(!options)return;
function fallback(name,expr){
if(name in options||expr===undefined)return;
options[name]=expr;
};
fallback('cancelControl',(options.cancelLink?'link':(options.cancelButton?'button':
options.cancelLink==options.cancelButton==false?false:undefined)));
fallback('okControl',(options.okLink?'link':(options.okButton?'button':
options.okLink==options.okButton==false?false:undefined)));
fallback('highlightColor',options.highlightcolor);
fallback('highlightEndColor',options.highlightendcolor);
};
Object.extend(Ajax.InPlaceEditor,{
DefaultOptions:{
ajaxOptions:{},
autoRows:3,
cancelControl:'link',
cancelText:'cancel',
clickToEditText:'Click to edit',
externalControl:null,
externalControlOnly:false,
fieldPostCreation:'activate',
formClassName:'inplaceeditor-form',
formId:null,
highlightColor:'#ffff99',
highlightEndColor:'#ffffff',
hoverClassName:'',
htmlResponse:true,
loadingClassName:'inplaceeditor-loading',
loadingText:'Loading...',
okControl:'button',
okText:'ok',
paramName:'value',
rows:1,
savingClassName:'inplaceeditor-saving',
savingText:'Saving...',
size:0,
stripLoadedTextTags:false,
submitOnBlur:false,
textAfterControls:'',
textBeforeControls:'',
textBetweenControls:''
},
DefaultCallbacks:{
callback:function(form){
return Form.serialize(form);
},
onComplete:function(transport,element){
new Effect.Highlight(element,{
startcolor:this.options.highlightColor,keepBackgroundImage:true});
},
onEnterEditMode:null,
onEnterHover:function(ipe){
ipe.element.style.backgroundColor=ipe.options.highlightColor;
if(ipe._effect)
ipe._effect.cancel();
},
onFailure:function(transport,ipe){
alert('Error communication with the server:'+transport.responseText.stripTags());
},
onFormCustomization:null,
onLeaveEditMode:null,
onLeaveHover:function(ipe){
ipe._effect=new Effect.Highlight(ipe.element,{
startcolor:ipe.options.highlightColor,endcolor:ipe.options.highlightEndColor,
restorecolor:ipe._originalBackground,keepBackgroundImage:true
});
}
},
Listeners:{
click:'enterEditMode',
keydown:'checkForEscapeOrReturn',
mouseover:'enterHover',
mouseout:'leaveHover'
}
});
Ajax.InPlaceCollectionEditor.DefaultOptions={
loadingCollectionText:'Loading options...'
};
Form.Element.DelayedObserver=Class.create({
initialize:function(element,delay,callback){
this.delay=delay||0.5;
this.element=$(element);
this.callback=callback;
this.timer=null;
this.lastValue=$F(this.element);
Event.observe(this.element,'keyup',this.delayedListener.bindAsEventListener(this));
},
delayedListener:function(event){
if(this.lastValue==$F(this.element))return;
if(this.timer)clearTimeout(this.timer);
this.timer=setTimeout(this.onTimerEvent.bind(this),this.delay * 1000);
this.lastValue=$F(this.element);
},
onTimerEvent:function(){
this.timer=null;
this.callback(this.element,$F(this.element));
}
});