if(typeof(Control)=="undefined"){Control={}}var $proc=function(a){return typeof(a)=="function"?a:function(){return a}};var $value=function(a){return typeof(a)=="function"?a():a};Object.Event={extend:function(a){a._objectEventSetup=function(b){this._observers=this._observers||{};this._observers[b]=this._observers[b]||[]};a.observe=function(d,b){if(typeof(d)=="string"&&typeof(b)!="undefined"){this._objectEventSetup(d);if(!this._observers[d].include(b)){this._observers[d].push(b)}}else{for(var c in d){this.observe(c,d[c])}}};a.stopObserving=function(c,b){this._objectEventSetup(c);if(c&&b){this._observers[c]=this._observers[c].without(b)}else{if(c){this._observers[c]=[]}else{this._observers={}}}};a.observeOnce=function(d,c){var b=function(){c.apply(this,arguments);this.stopObserving(d,b)}.bind(this);this._objectEventSetup(d);this._observers[d].push(b)};a.notify=function(g){this._objectEventSetup(g);var d=[];var b=$A(arguments).slice(1);try{for(var c=0;c<this._observers[g].length;++c){d.push(this._observers[g][c].apply(this._observers[g][c],b)||null)}}catch(f){if(f==$break){return false}else{throw f}}return d};if(a.prototype){a.prototype._objectEventSetup=a._objectEventSetup;a.prototype.observe=a.observe;a.prototype.stopObserving=a.stopObserving;a.prototype.observeOnce=a.observeOnce;a.prototype.notify=function(g){if(a.notify){var b=$A(arguments).slice(1);b.unshift(this);b.unshift(g);a.notify.apply(a,b)}this._objectEventSetup(g);var b=$A(arguments).slice(1);var d=[];try{if(this.options&&this.options[g]&&typeof(this.options[g])=="function"){d.push(this.options[g].apply(this,b)||null)}for(var c=0;c<this._observers[g].length;++c){d.push(this._observers[g][c].apply(this._observers[g][c],b)||null)}}catch(f){if(f==$break){return false}else{throw f}}return d}}}};Element.addMethods({observeOnce:function(c,d,b){var a=function(){b.apply(this,arguments);Element.stopObserving(c,d,a)};Element.observe(c,d,a)}});Object.extend(Event,(function(){var b=Event.cache;function c(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"}if(!Prototype.Browser.IE){j={mouseenter:"mouseover",mouseleave:"mouseout"}[j]||j}return j}function a(j){return b[j]=b[j]||{}}function f(l,j){var k=a(l);return k[j]=k[j]||[]}function h(k,j,l){var o=c(k);var n=f(o,j);if(n.pluck("handler").include(l)){return false}var m=function(p){if(!Event||!Event.extend||(p.eventName&&p.eventName!=j)){return false}Event.extend(p);l.call(k,p)};if(!(Prototype.Browser.IE)&&["mouseenter","mouseleave"].include(j)){m=m.wrap(function(r,q){var p=q.relatedTarget;var s=q.currentTarget;if(p&&p.nodeType==Node.TEXT_NODE){p=p.parentNode}if(p&&p!=s&&!p.descendantOf(s)){return r(q)}})}m.handler=l;n.push(m);return m}function i(m,j,k){var l=f(m,j);return l.find(function(n){return n.handler==k})}function d(m,j,k){var l=a(m);if(!l[j]){return false}l[j]=l[j].without(i(m,j,k))}function e(){for(var k in b){for(var j in b[k]){b[k][j]=null}}}if(window.attachEvent){window.attachEvent("onunload",e)}return{observe:function(l,j,m){l=$(l);var k=g(j);var n=h(l,j,m);if(!n){return l}if(l.addEventListener){l.addEventListener(k,n,false)}else{l.attachEvent("on"+k,n)}return l},stopObserving:function(l,j,m){l=$(l);var o=c(l),k=g(j);if(!m&&j){f(o,j).each(function(p){l.stopObserving(j,p.handler)});return l}else{if(!j){Object.keys(a(o)).each(function(p){l.stopObserving(p)});return l}}var n=i(o,j,m);if(!n){return l}if(l.removeEventListener){l.removeEventListener(k,n,false)}else{l.detachEvent("on"+k,n)}d(o,j,m);return l},fire:function(l,k,j){l=$(l);if(l==document&&document.createEvent&&!l.dispatchEvent){l=document.documentElement}var m;if(document.createEvent){m=document.createEvent("HTMLEvents");m.initEvent("dataavailable",true,true)}else{m=document.createEventObject();m.eventType="ondataavailable"}m.eventName=k;m.memo=j||{};if(document.createEvent){l.dispatchEvent(m)}else{l.fireEvent(m.eventType,m)}return Event.extend(m)}}})());Object.extend(Event,Event.Methods);Element.addMethods({fire:Event.fire,observe:Event.observe,stopObserving:Event.stopObserving});Object.extend(document,{fire:Element.Methods.fire.methodize(),observe:Element.Methods.observe.methodize(),stopObserving:Element.Methods.stopObserving.methodize()});(function(){function a(c){var d;if(c.wheelDelta){d=c.wheelDelta/120}else{if(c.detail){d=-c.detail/3}}if(!d){return}var b=Event.element(c).fire("mouse:wheel",{delta:d});if(b.stopped){Event.stop(c);return false}}document.observe("mousewheel",a);document.observe("DOMMouseScroll",a)})();var IframeShim=Class.create({initialize:function(){this.element=new Element("iframe",{style:"position:absolute;filter:progid:DXImageTransform.Microsoft.Alpha(opacity=0);display:none",src:"javascript:void(0);",frameborder:0});$(document.body).insert(this.element)},hide:function(){this.element.hide();return this},show:function(){this.element.show();return this},positionUnder:function(a){var a=$(a);var c=a.cumulativeOffset();var b=a.getDimensions();this.element.setStyle({left:c[0]+"px",top:c[1]+"px",width:b.width+"px",height:b.height+"px",zIndex:a.getStyle("zIndex")-1}).show();return this},setBounds:function(a){for(prop in a){a[prop]+="px"}this.element.setStyle(a);return this},destroy:function(){if(this.element){this.element.remove()}return this}});if(!Control){var Control={}}Control.Slider=Class.create({initialize:function(d,a,b){var c=this;if(Object.isArray(d)){this.handles=d.collect(function(f){return $(f)})}else{this.handles=[$(d)]}this.track=$(a);this.options=b||{};this.axis=this.options.axis||"horizontal";this.increment=this.options.increment||1;this.step=parseInt(this.options.step||"1");this.range=this.options.range||$R(0,1);this.value=0;this.values=this.handles.map(function(){return 0});this.spans=this.options.spans?this.options.spans.map(function(e){return $(e)}):false;this.options.startSpan=$(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(f,e){e=c.handles.length-1-e;c.setValue(parseFloat((Object.isArray(c.options.sliderValue)?c.options.sliderValue[e]:c.options.sliderValue)||c.range.start),e);f.makePositioned().observe("mousedown",c.eventMouseDown)});this.track.observe("mousedown",this.eventMouseDown);document.observe("mouseup",this.eventMouseUp);document.observe("mousemove",this.eventMouseMove);this.initialized=true},dispose:function(){var a=this;Event.stopObserving(this.track,"mousedown",this.eventMouseDown);Event.stopObserving(document,"mouseup",this.eventMouseUp);Event.stopObserving(document,"mousemove",this.eventMouseMove);this.handles.each(function(b){Event.stopObserving(b,"mousedown",a.eventMouseDown)})},setDisabled:function(){this.disabled=true},setEnabled:function(){this.disabled=false},getNearestValue:function(a){if(this.allowedValues){if(a>=this.allowedValues.max()){return(this.allowedValues.max())}if(a<=this.allowedValues.min()){return(this.allowedValues.min())}var c=Math.abs(this.allowedValues[0]-a);var b=this.allowedValues[0];this.allowedValues.each(function(d){var e=Math.abs(d-a);if(e<=c){b=d;c=e}});return b}if(a>this.range.end){return this.range.end}if(a<this.range.start){return this.range.start}return a},setValue:function(b,a){if(!this.active){this.activeHandleIdx=a||0;this.activeHandle=this.handles[this.activeHandleIdx];this.updateStyles()}a=a||this.activeHandleIdx||0;if(this.initialized&&this.restricted){if((a>0)&&(b<this.values[a-1])){b=this.values[a-1]}if((a<(this.handles.length-1))&&(b>this.values[a+1])){b=this.values[a+1]}}b=this.getNearestValue(b);this.values[a]=b;this.value=this.values[0];this.handles[a].style[this.isVertical()?"top":"left"]=this.translateToPx(b);this.drawSpans();if(!this.dragging||!this.event){this.updateFinished()}},setValueBy:function(b,a){this.setValue(this.values[a||this.activeHandleIdx||0]+b,a||this.activeHandleIdx||0)},translateToPx:function(a){return Math.round(((this.trackLength-this.handleLength)/(this.range.end-this.range.start))*(a-this.range.start))+"px"},translateToValue:function(a){return((a/(this.trackLength-this.handleLength)*(this.range.end-this.range.start))+this.range.start)},getRange:function(b){var a=this.values.sortBy(Prototype.K);b=b||0;return $R(a[b],a[b+1])},minimumOffset:function(){return(this.isVertical()?this.alignY:this.alignX)},maximumOffset:function(){return(this.isVertical()?(this.track.offsetHeight!=0?this.track.offsetHeight:this.track.style.height.replace(/px$/,""))-this.alignY:(this.track.offsetWidth!=0?this.track.offsetWidth:this.track.style.width.replace(/px$/,""))-this.alignX)},isVertical:function(){return(this.axis=="vertical")},drawSpans:function(){var a=this;if(this.spans){$R(0,this.spans.length-1).each(function(b){a.setSpan(a.spans[b],a.getRange(b))})}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(b,a){if(this.isVertical()){b.style.top=this.translateToPx(a.start);b.style.height=this.translateToPx(a.end-a.start+this.range.start)}else{b.style.left=this.translateToPx(a.start);b.style.width=this.translateToPx(a.end-a.start+this.range.start)}},updateStyles:function(){this.handles.each(function(a){Element.removeClassName(a,"selected")});Element.addClassName(this.activeHandle,"selected")},startDrag:function(c){if(Event.isLeftClick(c)){if(!this.disabled){this.active=true;var d=Event.element(c);var e=[Event.pointerX(c),Event.pointerY(c)];var a=d;if(a==this.track){var b=this.track.cumulativeOffset();this.event=c;this.setValue(this.translateToValue((this.isVertical()?e[1]-b[1]:e[0]-b[0])-(this.handleLength/2)));var b=this.activeHandle.cumulativeOffset();this.offsetX=(e[0]-b[0]);this.offsetY=(e[1]-b[1])}else{while((this.handles.indexOf(d)==-1)&&d.parentNode){d=d.parentNode}if(this.handles.indexOf(d)!=-1){this.activeHandle=d;this.activeHandleIdx=this.handles.indexOf(this.activeHandle);this.updateStyles();var b=this.activeHandle.cumulativeOffset();this.offsetX=(e[0]-b[0]);this.offsetY=(e[1]-b[1])}}}Event.stop(c)}},update:function(a){if(this.active){if(!this.dragging){this.dragging=true}this.draw(a);if(Prototype.Browser.WebKit){window.scrollBy(0,0)}Event.stop(a)}},draw:function(b){var c=[Event.pointerX(b),Event.pointerY(b)];var a=this.track.cumulativeOffset();c[0]-=this.offsetX+a[0];c[1]-=this.offsetY+a[1];this.event=b;this.setValue(this.translateToValue(this.isVertical()?c[1]:c[0]));if(this.initialized&&this.options.onSlide){this.options.onSlide(this.values.length>1?this.values:this.value,this)}},endDrag:function(a){if(this.active&&this.dragging){this.finishDrag(a,true);Event.stop(a)}this.active=false;this.dragging=false},finishDrag:function(a,b){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}});if(typeof(Prototype)=="undefined"){throw"Control.ScrollBar requires Prototype to be loaded."}if(typeof(Control.Slider)=="undefined"){throw"Control.ScrollBar requires Control.Slider to be loaded."}if(typeof(Object.Event)=="undefined"){throw"Control.ScrollBar requires Object.Event to be loaded."}Control.ScrollBar=Class.create({initialize:function(b,a,c){this.enabled=false;this.notificationTimeout=false;this.container=$(b);this.boundMouseWheelEvent=this.onMouseWheel.bindAsEventListener(this);this.boundResizeObserver=this.onWindowResize.bind(this);this.track=$(a);this.handle=this.track.firstDescendant();this.options=Object.extend({active_class_name:"scrolling",apply_active_class_name_to:this.container,notification_timeout_length:125,handle_minimum_height:25,scroll_to_smoothing:0.01,scroll_to_steps:15,proportional:true,slider_options:{}},c||{});this.slider=new Control.Slider(this.handle,this.track,Object.extend({axis:"vertical",onSlide:this.onChange.bind(this),onChange:this.onChange.bind(this)},this.options.slider_options));this.recalculateLayout();Event.observe(window,"resize",this.boundResizeObserver);this.handle.observe("mousedown",function(){if(this.auto_sliding_executer){this.auto_sliding_executer.stop()}}.bind(this))},destroy:function(){Event.stopObserving(window,"resize",this.boundResizeObserver)},enable:function(){this.enabled=true;this.container.observe("mouse:wheel",this.boundMouseWheelEvent);this.slider.setEnabled();this.track.show();if(this.options.active_class_name){$(this.options.apply_active_class_name_to).addClassName(this.options.active_class_name)}this.notify("enabled")},disable:function(){this.enabled=false;this.container.stopObserving("mouse:wheel",this.boundMouseWheelEvent);this.slider.setDisabled();this.track.hide();if(this.options.active_class_name){$(this.options.apply_active_class_name_to).removeClassName(this.options.active_class_name)}this.notify("disabled");this.reset()},reset:function(){this.slider.setValue(0)},recalculateLayout:function(){if(this.container.scrollHeight<=this.container.offsetHeight){this.disable()}else{this.slider.trackLength=this.slider.maximumOffset()-this.slider.minimumOffset();if(this.options.proportional){this.handle.style.height=Math.max(this.container.offsetHeight*(this.container.offsetHeight/this.container.scrollHeight),this.options.handle_minimum_height)+"px";this.slider.handleLength=this.handle.style.height.replace(/px/,"")}this.enable()}},onWindowResize:function(){this.recalculateLayout();this.scrollBy(0)},onMouseWheel:function(a){if(this.auto_sliding_executer){this.auto_sliding_executer.stop()}this.slider.setValueBy(-(a.memo.delta/20));a.stop();return false},onChange:function(a){this.container.scrollTop=Math.round(a/this.slider.maximum*(this.container.scrollHeight-this.container.offsetHeight));if(this.notification_timeout){window.clearTimeout(this.notificationTimeout)}this.notificationTimeout=window.setTimeout(function(){this.notify("change",a)}.bind(this),this.options.notification_timeout_length)},getCurrentMaximumDelta:function(){return this.slider.maximum*(this.container.scrollHeight-this.container.offsetHeight)},getDeltaToElement:function(a){return this.slider.maximum*((a.positionedOffset().top+(a.getHeight()/2))-(this.container.getHeight()/2))},scrollTo:function(f,a){var c=this.getCurrentMaximumDelta();if(f=="top"){f=0}else{if(f=="bottom"){f=c}else{if(typeof(f)!="number"){f=this.getDeltaToElement($(f))}}}if(this.enabled){f=Math.max(0,Math.min(f,c));if(this.auto_sliding_executer){this.auto_sliding_executer.stop()}var b=f/c;var e=this.slider.value;var d=(b-e)*c;if(a){this.auto_sliding_executer=new PeriodicalExecuter(function(){if(Math.round(this.slider.value*100)/100<Math.round(b*100)/100||Math.round(this.slider.value*100)/100>Math.round(b*100)/100){this.scrollBy(d/this.options.scroll_to_steps)}else{this.auto_sliding_executer.stop();this.auto_sliding_executer=null;if(typeof(a)=="function"){a()}}}.bind(this),this.options.scroll_to_smoothing)}else{this.scrollBy(d)}}else{if(typeof(a)=="function"){a()}}},scrollBy:function(a){if(!this.enabled){return false}this.slider.setValueBy(a/this.getCurrentMaximumDelta())}});Object.Event.extend(Control.ScrollBar);