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f=0,e;e=j[f];f++){if(d.parentNode==e){return[d]}}}else{if(a=="descendant"){for(var f=0,e;e=j[f];f++){if(Element.descendantOf(d,e)){return[d]}}}else{if(a=="adjacent"){for(var f=0,e;e=j[f];f++){if(Selector.handlers.previousElementSibling(d)==e){return[d]}}}else{j=c[a](j)}}}}for(var f=0,e;e=j[f];f++){if(e==d){return[d]}}return[]}return(d&&Element.descendantOf(d,b))?[d]:[]},className:function(c,b,a,d){if(c&&d){c=this[d](c)}return Selector.handlers.byClassName(c,b,a)},byClassName:function(h,c,g){if(!h){h=Selector.handlers.descendant([c])}var b=" "+g+" ";for(var d=0,e=[],f,a;f=h[d];d++){a=f.className;if(a.length==0){continue}if(a==g||(" "+a+" ").include(b)){e.push(f)}}return e},attrPresence:function(d,b,g,f){if(!d){d=b.getElementsByTagName("*")}if(d&&f){d=this[f](d)}var e=[];for(var a=0,c;c=d[a];a++){if(Element.hasAttribute(c,g)){e.push(c)}}return e},attr:function(l,e,d,f,a,b){if(!l){l=e.getElementsByTagName("*")}if(l&&b){l=this[b](l)}var j=Selector.operators[a],h=[];for(var 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a=Object.keys(Event.Methods).inject({},function(b,c){b[c]=Event.Methods[c].methodize();return b});if(Prototype.Browser.IE){Object.extend(a,{stopPropagation:function(){this.cancelBubble=true},preventDefault:function(){this.returnValue=false},inspect:function(){return"[object Event]"}});return function(c){if(!c){return false}if(c._extendedByPrototype){return c}c._extendedByPrototype=Prototype.emptyFunction;var b=Event.pointer(c);Object.extend(c,{target:c.srcElement,relatedTarget:Event.relatedTarget(c),pageX:b.x,pageY:b.y});return Object.extend(c,a)}}else{Event.prototype=Event.prototype||document.createEvent("HTMLEvents")["__proto__"];Object.extend(Event.prototype,a);return Prototype.K}})();Object.extend(Event,(function(){var i=Event.cache;function a(j){if(j._prototypeEventID){return j._prototypeEventID[0]}arguments.callee.id=arguments.callee.id||1;return j._prototypeEventID=[++arguments.callee.id]}function g(j){if(j&&j.include(":")){return"dataavailable"}return j}function c(j){return 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b(){if(document.loaded){return}if(a){window.clearInterval(a)}document.fire("dom:loaded");document.loaded=true}if(document.addEventListener){if(Prototype.Browser.WebKit){a=window.setInterval(function(){if(/loaded|complete/.test(document.readyState)){b()}},0);Event.observe(window,"load",b)}else{document.addEventListener("DOMContentLoaded",b,false)}}else{document.write("<script id=__onDOMContentLoaded defer src=//:></script>");$("__onDOMContentLoaded").onreadystatechange=function(){if(this.readyState=="complete"){this.onreadystatechange=null;b()}}}})();Hash.toQueryString=Object.toQueryString;var Toggle={display:Element.toggle};Element.Methods.childOf=Element.Methods.descendantOf;var Insertion={Before:function(b,a){return Element.insert(b,{before:a})},Top:function(b,a){return Element.insert(b,{top:a})},Bottom:function(b,a){return Element.insert(b,{bottom:a})},After:function(b,a){return Element.insert(b,{after:a})}};var $continue=new Error('"throw $continue" is deprecated, use "return" instead');var Position={includeScrollOffsets:false,prepare:function(){this.deltaX=window.pageXOffset||document.documentElement.scrollLeft||document.body.scrollLeft||0;this.deltaY=window.pageYOffset||document.documentElement.scrollTop||document.body.scrollTop||0},within:function(c,a,b){if(this.includeScrollOffsets){return this.withinIncludingScrolloffsets(c,a,b)}this.xcomp=a;this.ycomp=b;this.offset=Element.cumulativeOffset(c);return(b>=this.offset[1]&&b<this.offset[1]+c.offsetHeight&&a>=this.offset[0]&&a<this.offset[0]+c.offsetWidth)},withinIncludingScrolloffsets:function(d,b,c){var a=Element.cumulativeScrollOffset(d);this.xcomp=b+a[0]-this.deltaX;this.ycomp=c+a[1]-this.deltaY;this.offset=Element.cumulativeOffset(d);return(this.ycomp>=this.offset[1]&&this.ycomp<this.offset[1]+d.offsetHeight&&this.xcomp>=this.offset[0]&&this.xcomp<this.offset[0]+d.offsetWidth)},overlap:function(a,b){if(!a){return 0}if(a=="vertical"){return((this.offset[1]+b.offsetHeight)-this.ycomp)/b.offsetHeight}if(a=="horizontal"){return((this.offset[0]+b.offsetWidth)-this.xcomp)/b.offsetWidth}},cumulativeOffset:Element.Methods.cumulativeOffset,positionedOffset:Element.Methods.positionedOffset,absolutize:function(a){Position.prepare();return Element.absolutize(a)},relativize:function(a){Position.prepare();return Element.relativize(a)},realOffset:Element.Methods.cumulativeScrollOffset,offsetParent:Element.Methods.getOffsetParent,page:Element.Methods.viewportOffset,clone:function(a,c,b){b=b||{};return Element.clonePosition(c,a,b)}};if(!document.getElementsByClassName){document.getElementsByClassName=function(b){function a(c){return c.blank()?null:"[contains(concat(' ', @class, ' '), ' "+c+" ')]"}b.getElementsByClassName=Prototype.BrowserFeatures.XPath?function(d,c){c=c.toString().strip();var e=/\s/.test(c)?$w(c).map(a).join(""):a(c);return e?document._getElementsByXPath(".//*"+e,d):[]}:function(c,j){j=j.toString().strip();var d=[],e=(/\s/.test(j)?$w(j):null);if(!e&&!j){return d}var k=$(c).getElementsByTagName("*");j=" "+j+" ";for(var f=0,h,g;h=k[f];f++){if(h.className&&(g=" "+h.className+" ")&&(g.include(j)||(e&&e.all(function(i){return !i.toString().blank()&&g.include(" "+i+" ")})))){d.push(Element.extend(h))}}return d};return function(c,d){return $(d||document.body).getElementsByClassName(c)}}(Element.Methods)}Element.ClassNames=Class.create();Element.ClassNames.prototype={initialize:function(a){this.element=$(a)},_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($A(this).concat(a).join(" "))},remove:function(a){if(!this.include(a)){return}this.set($A(this).without(a).join(" "))},toString:function(){return $A(this).join(" 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