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var $A=Array.from=function(b){if(!b){return[]}if(b.toArray){return b.toArray()}else{var a=[];for(var c=0;c<b.length;c++){a.push(b[c])}return a}};Object.extend(Array.prototype,Enumerable);Array.prototype._reverse=Array.prototype.reverse;Object.extend(Array.prototype,{_each:function(a){for(var b=0;b<this.length;b++){a(this[b])}},clear:function(){this.length=0;return this},first:function(){return this[0]},last:function(){return this[this.length-1]},compact:function(){return this.select(function(a){return a!=undefined||a!=null})},flatten:function(){return this.inject([],function(b,a){return b.concat(a.constructor==Array?a.flatten():[a])})},without:function(){var a=$A(arguments);return this.select(function(b){return !a.include(b)})},indexOf:function(a){for(var b=0;b<this.length;b++){if(this[b]==a){return b}}return -1},reverse:function(a){return(a!==false?this:this.toArray())._reverse()},shift:function(){var b=this[0];for(var a=0;a<this.length-1;a++){this[a]=this[a+1]}this.length--;return b},inspect:function(){return"["+this.map(Object.inspect).join(", ")+"]"
}});var Hash={_each:function(c){for(key in this){var b=this[key];if(typeof b=="function"){continue}var a=[key,b];a.key=key;a.value=b;c(a)}},keys:function(){return this.pluck("key")},values:function(){return this.pluck("value")},merge:function(a){return $H(a).inject($H(this),function(b,c){b[c.key]=c.value;return b})},toQueryString:function(){return this.map(function(a){return a.map(encodeURIComponent).join("=")}).join("&")},inspect:function(){return"#<Hash:{"+this.map(function(a){return a.map(Object.inspect).join(": ")}).join(", ")+"}>"}};function $H(b){var a=Object.extend({},b||{});Object.extend(a,Enumerable);Object.extend(a,Hash);return a}ObjectRange=Class.create();Object.extend(ObjectRange.prototype,Enumerable);Object.extend(ObjectRange.prototype,{initialize:function(c,b,a){this.start=c;this.end=b;this.exclusive=a},_each:function(a){var b=this.start;do{a(b);b=b.succ()}while(this.include(b))},include:function(a){if(a<this.start){return false}if(this.exclusive){return a<this.end}return a<=this.end
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}}try{(this.options["on"+d]||Prototype.emptyFunction)(c,a);Ajax.Responders.dispatch("on"+d,this,c,a)}catch(b){this.dispatchException(b)}if(d=="Complete"){this.transport.onreadystatechange=Prototype.emptyFunction}},dispatchException:function(a){(this.options.onException||Prototype.emptyFunction)(this,a);Ajax.Responders.dispatch("onException",this,a)}});Ajax.Updater=Class.create();Object.extend(Object.extend(Ajax.Updater.prototype,Ajax.Request.prototype),{initialize:function(c,a,d){this.containers={success:c.success?$(c.success):$(c),failure:c.failure?$(c.failure):(c.success?null:$(c))};this.transport=Ajax.getTransport();this.setOptions(d);var b=this.options.onComplete||Prototype.emptyFunction;this.options.onComplete=(function(f,e){this.updateContent();b(f,e)}).bind(this);this.request(a)},updateContent:function(){var b=this.responseIsSuccess()?this.containers.success:this.containers.failure;var a=this.transport.responseText;if(!this.options.evalScripts){a=a.stripScripts()}if(b){if(this.options.insertion){new this.options.insertion(b,a)
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},addClassName:function(b,a){if(!(b=$(b))){return}return Element.classNames(b).add(a)},removeClassName:function(b,a){if(!(b=$(b))){return}return Element.classNames(b).remove(a)},cleanWhitespace:function(c){c=$(c);for(var a=0;a<c.childNodes.length;a++){var b=c.childNodes[a];if(b.nodeType==3&&!/\S/.test(b.nodeValue)){Element.remove(b)}}},empty:function(a){return $(a).innerHTML.match(/^\s*$/)},scrollTo:function(b){b=$(b);var a=b.x?b.x:b.offsetLeft,c=b.y?b.y:b.offsetTop;window.scrollTo(a,c)},getStyle:function(d,b){d=$(d);var a=d.style[b.camelize()];if(!a){if(document.defaultView&&document.defaultView.getComputedStyle){var c=document.defaultView.getComputedStyle(d,null);a=c?c.getPropertyValue(b):null}else{if(d.currentStyle){a=d.currentStyle[b.camelize()]}}}if(window.opera&&["left","top","right","bottom"].include(b)){if(Element.getStyle(d,"position")=="static"){a="auto"}}return a=="auto"?null:a},setStyle:function(b,a){b=$(b);for(name in a){b.style[name.camelize()]=a[name]}},getDimensions:function(e){e=$(e);
if(Element.getStyle(e,"display")!="none"){return{width:e.offsetWidth,height:e.offsetHeight}}var f=e.style;var c=f.visibility;var d=f.position;f.visibility="hidden";f.position="absolute";f.display="";var b=e.clientWidth;var a=e.clientHeight;f.display="none";f.position=d;f.visibility=c;return{width:b,height:a}},makePositioned:function(b){b=$(b);var a=Element.getStyle(b,"position");if(a=="static"||!a){b._madePositioned=true;b.style.position="relative";if(window.opera){b.style.top=0;b.style.left=0}}},undoPositioned:function(a){a=$(a);if(a._madePositioned){a._madePositioned=undefined;a.style.position=a.style.top=a.style.left=a.style.bottom=a.style.right=""}},makeClipping:function(a){a=$(a);if(a._overflow){return}a._overflow=a.style.overflow;if((Element.getStyle(a,"overflow")||"visible")!="hidden"){a.style.overflow="hidden"}},undoClipping:function(a){a=$(a);if(a._overflow){return}a.style.overflow=a._overflow;a._overflow=undefined}});var Toggle=new Object();Toggle.display=Element.toggle;Abstract.Insertion=function(a){this.adjacency=a
};Abstract.Insertion.prototype={initialize:function(a,c){this.element=$(a);this.content=c.stripScripts();if(this.adjacency&&this.element.insertAdjacentHTML){try{this.element.insertAdjacentHTML(this.adjacency,this.content)}catch(b){if(this.element.tagName.toLowerCase()=="tbody"){this.insertContent(this.contentFromAnonymousTable())}else{throw b}}}else{this.range=this.element.ownerDocument.createRange();if(this.initializeRange){this.initializeRange()}this.insertContent([this.range.createContextualFragment(this.content)])}setTimeout(function(){c.evalScripts()},10)},contentFromAnonymousTable:function(){var a=document.createElement("div");a.innerHTML="<table><tbody>"+this.content+"</tbody></table>";return $A(a.childNodes[0].childNodes[0].childNodes)}};var Insertion=new Object();Insertion.Before=Class.create();Insertion.Before.prototype=Object.extend(new Abstract.Insertion("beforeBegin"),{initializeRange:function(){this.range.setStartBefore(this.element)},insertContent:function(a){a.each((function(b){this.element.parentNode.insertBefore(b,this.element)
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},_each:function(a){this.element.className.split(/\s+/).select(function(b){return b.length>0})._each(a)},set:function(a){this.element.className=a},add:function(a){if(this.include(a)){return}this.set(this.toArray().concat(a).join(" "))},remove:function(a){if(!this.include(a)){return}this.set(this.select(function(b){return b!=a}).join(" "))},toString:function(){return this.toArray().join(" ")}};Object.extend(Element.ClassNames.prototype,Enumerable);var Field={clear:function(){for(var a=0;a<arguments.length;a++){$(arguments[a]).value=""}},focus:function(a){$(a).focus()},present:function(){for(var a=0;a<arguments.length;a++){if($(arguments[a]).value==""){return false}}return true},select:function(a){$(a).select()},activate:function(a){a=$(a);a.focus();if(a.select){a.select()}}};var Form={serialize:function(e){var d=Form.getElements($(e));var c=new Array();for(var b=0;b<d.length;b++){var a=Form.Element.serialize(d[b]);if(a){c.push(a)}}return c.join("&")},getElements:function(b){b=$(b);var a=new Array();
for(tagName in Form.Element.Serializers){var d=b.getElementsByTagName(tagName);for(var c=0;c<d.length;c++){a.push(d[c])}}return a},getInputs:function(e,b,a){e=$(e);var g=e.getElementsByTagName("input");if(!b&&!a){return g}var f=new Array();for(var c=0;c<g.length;c++){var d=g[c];if((b&&d.type!=b)||(a&&d.name!=a)){continue}f.push(d)}return f},disable:function(d){var c=Form.getElements(d);for(var b=0;b<c.length;b++){var a=c[b];a.blur();a.disabled="true"}},enable:function(c){var a=Form.getElements(c);for(var b=0;b<a.length;b++){var d=a[b];d.disabled=""}},findFirstElement:function(a){return Form.getElements(a).find(function(b){return b.type!="hidden"&&!b.disabled&&["input","select","textarea"].include(b.tagName.toLowerCase())})},focusFirstElement:function(a){Field.activate(Form.findFirstElement(a))},reset:function(a){$(a).reset()}};Form.Element={serialize:function(d){d=$(d);var c=d.tagName.toLowerCase();var b=Form.Element.Serializers[c](d);if(b){var a=encodeURIComponent(b[0]);if(a.length==0){return
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}else{this.registerCallback(this.element)}},onElementEvent:function(){var a=this.getValue();if(this.lastValue!=a){this.callback(this.element,a);this.lastValue=a}},registerFormCallbacks:function(){var b=Form.getElements(this.element);for(var a=0;a<b.length;a++){this.registerCallback(b[a])}},registerCallback:function(a){if(a.type){switch(a.type.toLowerCase()){case"checkbox":case"radio":Event.observe(a,"click",this.onElementEvent.bind(this));break;case"password":case"text":case"textarea":case"select-one":case"select-multiple":Event.observe(a,"change",this.onElementEvent.bind(this));break}}}};Form.Element.EventObserver=Class.create();Form.Element.EventObserver.prototype=Object.extend(new Abstract.EventObserver(),{getValue:function(){return Form.Element.getValue(this.element)}});Form.EventObserver=Class.create();Form.EventObserver.prototype=Object.extend(new Abstract.EventObserver(),{getValue:function(){return Form.serialize(this.element)}});if(!window.Event){var Event=new Object()}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,element:function(a){return a.target||a.srcElement
},isLeftClick:function(a){return(((a.which)&&(a.which==1))||((a.button)&&(a.button==1)))},pointerX:function(a){return a.pageX||(a.clientX+(document.documentElement.scrollLeft||document.body.scrollLeft))},pointerY:function(a){return a.pageY||(a.clientY+(document.documentElement.scrollTop||document.body.scrollTop))},stop:function(a){if(a.preventDefault){a.preventDefault();a.stopPropagation()}else{a.returnValue=false;a.cancelBubble=true}},findElement:function(c,a){var b=Event.element(c);while(b.parentNode&&(!b.tagName||(b.tagName.toUpperCase()!=a.toUpperCase()))){b=b.parentNode}return b},observers:false,_observeAndCache:function(a,b,d,c){if(!this.observers){this.observers=[]}if(a.addEventListener){this.observers.push([a,b,d,c]);a.addEventListener(b,d,c)}else{if(a.attachEvent){this.observers.push([a,b,d,c]);a.attachEvent("on"+b,d)}}},unloadCache:function(){if(!Event.observers){return}for(var a=0;a<Event.observers.length;a++){Event.stopObserving.apply(this,Event.observers[a]);Event.observers[a][0]=null
}Event.observers=false},observe:function(d,b,c,a){var d=$(d);a=a||false;if(b=="keypress"&&(navigator.appVersion.match(/Konqueror|Safari|KHTML/)||d.attachEvent)){b="keydown"}this._observeAndCache(d,b,c,a)},stopObserving:function(d,a,c,b){var d=$(d);b=b||false;if(a=="keypress"&&(navigator.appVersion.match(/Konqueror|Safari|KHTML/)||d.detachEvent)){a="keydown"}if(d.removeEventListener){d.removeEventListener(a,c,b)}else{if(d.detachEvent){d.detachEvent("on"+a,c)}}}});Event.observe(window,"unload",Event.unloadCache,false);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},realOffset:function(b){var a=0,c=0;do{a+=b.scrollTop||0;c+=b.scrollLeft||0;b=b.parentNode}while(b);return[c,a]},cumulativeOffset:function(b){var a=0,c=0;do{a+=b.offsetTop||0;c+=b.offsetLeft||0;b=b.offsetParent}while(b);return[c,a]
},positionedOffset:function(b){var a=0,c=0;do{a+=b.offsetTop||0;c+=b.offsetLeft||0;b=b.offsetParent;if(b){p=Element.getStyle(b,"position");if(p=="relative"||p=="absolute"){break}}}while(b);return[c,a]},offsetParent:function(a){if(a.offsetParent){return a.offsetParent}if(a==document.body){return a}while((a=a.parentNode)&&a!=document.body){if(Element.getStyle(a,"position")!="static"){return a}}return document.body},within:function(b,a,c){if(this.includeScrollOffsets){return this.withinIncludingScrolloffsets(b,a,c)}this.xcomp=a;this.ycomp=c;this.offset=this.cumulativeOffset(b);return(c>=this.offset[1]&&c<this.offset[1]+b.offsetHeight&&a>=this.offset[0]&&a<this.offset[0]+b.offsetWidth)},withinIncludingScrolloffsets:function(b,a,d){var c=this.realOffset(b);this.xcomp=a+c[0]-this.deltaX;this.ycomp=d+c[1]-this.deltaY;this.offset=this.cumulativeOffset(b);return(this.ycomp>=this.offset[1]&&this.ycomp<this.offset[1]+b.offsetHeight&&this.xcomp>=this.offset[0]&&this.xcomp<this.offset[0]+b.offsetWidth)
},overlap:function(b,a){if(!b){return 0}if(b=="vertical"){return((this.offset[1]+a.offsetHeight)-this.ycomp)/a.offsetHeight}if(b=="horizontal"){return((this.offset[0]+a.offsetWidth)-this.xcomp)/a.offsetWidth}},clone:function(c,a){c=$(c);a=$(a);a.style.position="absolute";var b=this.cumulativeOffset(c);a.style.top=b[1]+"px";a.style.left=b[0]+"px";a.style.width=c.offsetWidth+"px";a.style.height=c.offsetHeight+"px"},page:function(c){var b=0,d=0;var a=c;do{b+=a.offsetTop||0;d+=a.offsetLeft||0;if(a.offsetParent==document.body){if(Element.getStyle(a,"position")=="absolute"){break}}}while(a=a.offsetParent);a=c;do{b-=a.scrollTop||0;d-=a.scrollLeft||0}while(a=a.parentNode);return[d,b]},clone:function(b,a){var f=Object.extend({setLeft:true,setTop:true,setWidth:true,setHeight:true,offsetTop:0,offsetLeft:0},arguments[2]||{});b=$(b);var e=Position.page(b);a=$(a);var d=[0,0];var c=null;if(Element.getStyle(a,"position")=="absolute"){c=Position.offsetParent(a);d=Position.page(c)}if(c==document.body){d[0]-=document.body.offsetLeft;
d[1]-=document.body.offsetTop}if(f.setLeft){a.style.left=(e[0]-d[0]+f.offsetLeft)+"px"}if(f.setTop){a.style.top=(e[1]-d[1]+f.offsetTop)+"px"}if(f.setWidth){a.style.width=b.offsetWidth+"px"}if(f.setHeight){a.style.height=b.offsetHeight+"px"}},absolutize:function(a){a=$(a);if(a.style.position=="absolute"){return}Position.prepare();var f=Position.positionedOffset(a);var e=f[1];var d=f[0];var c=a.clientWidth;var b=a.clientHeight;a._originalLeft=d-parseFloat(a.style.left||0);a._originalTop=e-parseFloat(a.style.top||0);a._originalWidth=a.style.width;a._originalHeight=a.style.height;a.style.position="absolute";a.style.top=e+"px";a.style.left=d+"px";a.style.width=c+"px";a.style.height=b+"px"},relativize:function(a){a=$(a);if(a.style.position=="relative"){return}Position.prepare();a.style.position="relative";var c=parseFloat(a.style.top||0)-(a._originalTop||0);var b=parseFloat(a.style.left||0)-(a._originalLeft||0);a.style.top=c+"px";a.style.left=b+"px";a.style.height=a._originalHeight;a.style.width=a._originalWidth
}};if(/Konqueror|Safari|KHTML/.test(navigator.userAgent)){Position.cumulativeOffset=function(b){var a=0,c=0;do{a+=b.offsetTop||0;c+=b.offsetLeft||0;if(b.offsetParent==document.body){if(Element.getStyle(b,"position")=="absolute"){break}}b=b.offsetParent}while(b);return[c,a]}};