(function($){$.widget("ui.accordion",{_init:function(){var o=this.options,self=this;this.running=0;if(o.collapsible==$.ui.accordion.defaults.collapsible&&o.alwaysOpen!=$.ui.accordion.defaults.alwaysOpen){o.collapsible=!o.alwaysOpen}if(o.navigation){var current=this.element.find("a").filter(o.navigationFilter);if(current.length){if(current.filter(o.header).length){this.active=current}else{this.active=current.parent().parent().prev();current.addClass("ui-accordion-content-active")}}}this.element.addClass("ui-accordion ui-widget ui-helper-reset");if(this.element[0].nodeName=="UL"){this.element.children("li").addClass("ui-accordion-li-fix")}this.headers=this.element.find(o.header).addClass("ui-accordion-header ui-helper-reset ui-state-default ui-corner-all").bind("mouseenter.accordion",function(){$(this).addClass("ui-state-hover")}).bind("mouseleave.accordion",function(){$(this).removeClass("ui-state-hover")}).bind("focus.accordion",function(){$(this).addClass("ui-state-focus")}).bind("blur.accordion",function(){$(this).removeClass("ui-state-focus")});this.headers.next().addClass("ui-accordion-content ui-helper-reset ui-widget-content ui-corner-bottom");this.active=this._findActive(this.active||o.active).toggleClass("ui-state-default").toggleClass("ui-state-active").toggleClass("ui-corner-all").toggleClass("ui-corner-top");this.active.next().addClass("ui-accordion-content-active");$("<span/>").addClass("ui-icon "+o.icons.header).prependTo(this.headers);this.active.find(".ui-icon").toggleClass(o.icons.header).toggleClass(o.icons.headerSelected);if($.browser.msie){this.element.find("a").css("zoom","1")}this.resize();this.element.attr("role","tablist");this.headers.attr("role","tab").bind("keydown",function(event){return self._keydown(event)}).next().attr("role","tabpanel");this.headers.not(this.active||"").attr("aria-expanded","false").attr("tabIndex","-1").next().hide();if(!this.active.length){this.headers.eq(0).attr("tabIndex","0")}else{this.active.attr("aria-expanded","true").attr("tabIndex","0")}if(!$.browser.safari){this.headers.find("a").attr("tabIndex","-1")}if(o.event){this.headers.bind((o.event)+".accordion",function(event){return self._clickHandler.call(self,event,this)})}},destroy:function(){var o=this.options;this.element.removeClass("ui-accordion ui-widget ui-helper-reset").removeAttr("role").unbind(".accordion").removeData("accordion");this.headers.unbind(".accordion").removeClass("ui-accordion-header ui-helper-reset ui-state-default ui-corner-all ui-state-active ui-corner-top").removeAttr("role").removeAttr("aria-expanded").removeAttr("tabindex");this.headers.find("a").removeAttr("tabindex");this.headers.children(".ui-icon").remove();var contents=this.headers.next().css("display","").removeAttr("role").removeClass("ui-helper-reset ui-widget-content ui-corner-bottom ui-accordion-content ui-accordion-content-active");if(o.autoHeight||o.fillHeight){contents.css("height","")}},_setData:function(key,value){if(key=="alwaysOpen"){key="collapsible";value=!value}$.widget.prototype._setData.apply(this,arguments)},_keydown:function(event){var o=this.options,keyCode=$.ui.keyCode;if(o.disabled||event.altKey||event.ctrlKey){return }var length=this.headers.length;var currentIndex=this.headers.index(event.target);var toFocus=false;switch(event.keyCode){case keyCode.RIGHT:case keyCode.DOWN:toFocus=this.headers[(currentIndex+1)%length];break;case keyCode.LEFT:case keyCode.UP:toFocus=this.headers[(currentIndex-1+length)%length];break;case keyCode.SPACE:case keyCode.ENTER:return this._clickHandler({target:event.target},event.target)}if(toFocus){$(event.target).attr("tabIndex","-1");$(toFocus).attr("tabIndex","0");toFocus.focus();return false}return true},resize:function(){var o=this.options,maxHeight;if(o.fillSpace){if($.browser.msie){var defOverflow=this.element.parent().css("overflow");this.element.parent().css("overflow","hidden")}maxHeight=this.element.parent().height();if($.browser.msie){this.element.parent().css("overflow",defOverflow)}this.headers.each(function(){maxHeight-=$(this).outerHeight()});var maxPadding=0;this.headers.next().each(function(){maxPadding=Math.max(maxPadding,$(this).innerHeight()-$(this).height())}).height(Math.max(0,maxHeight-maxPadding)).css("overflow","auto")}else{if(o.autoHeight){maxHeight=0;this.headers.next().each(function(){maxHeight=Math.max(maxHeight,$(this).outerHeight())}).height(maxHeight)}}},activate:function(index){var active=this._findActive(index)[0];this._clickHandler({target:active},active)},_findActive:function(selector){return selector?typeof selector=="number"?this.headers.filter(":eq("+selector+")"):this.headers.not(this.headers.not(selector)):selector===false?$([]):this.headers.filter(":eq(0)")},_clickHandler:function(event,target){var o=this.options;if(o.disabled){return false}if(!event.target&&o.collapsible){this.active.removeClass("ui-state-active ui-corner-top").addClass("ui-state-default ui-corner-all").find(".ui-icon").removeClass(o.icons.headerSelected).addClass(o.icons.header);this.active.next().addClass("ui-accordion-content-active");var toHide=this.active.next(),data={options:o,newHeader:$([]),oldHeader:o.active,newContent:$([]),oldContent:toHide},toShow=(this.active=$([]));this._toggle(toShow,toHide,data);return false}var clicked=$(event.currentTarget||target);var clickedIsActive=clicked[0]==this.active[0];if(this.running||(!o.collapsible&&clickedIsActive)){return false}this.active.removeClass("ui-state-active ui-corner-top").addClass("ui-state-default ui-corner-all").find(".ui-icon").removeClass(o.icons.headerSelected).addClass(o.icons.header);this.active.next().addClass("ui-accordion-content-active");if(!clickedIsActive){clicked.removeClass("ui-state-default ui-corner-all").addClass("ui-state-active ui-corner-top").find(".ui-icon").removeClass(o.icons.header).addClass(o.icons.headerSelected);clicked.next().addClass("ui-accordion-content-active")}var toShow=clicked.next(),toHide=this.active.next(),data={options:o,newHeader:clickedIsActive&&o.collapsible?$([]):clicked,oldHeader:this.active,newContent:clickedIsActive&&o.collapsible?$([]):toShow.find("> *"),oldContent:toHide.find("> *")},down=this.headers.index(this.active[0])>this.headers.index(clicked[0]);this.active=clickedIsActive?$([]):clicked;this._toggle(toShow,toHide,data,clickedIsActive,down);return false},_toggle:function(toShow,toHide,data,clickedIsActive,down){var o=this.options,self=this;this.toShow=toShow;this.toHide=toHide;this.data=data;var complete=function(){if(!self){return }return self._completed.apply(self,arguments)};this._trigger("changestart",null,this.data);this.running=toHide.size()===0?toShow.size():toHide.size();if(o.animated){var animOptions={};if(o.collapsible&&clickedIsActive){animOptions={toShow:$([]),toHide:toHide,complete:complete,down:down,autoHeight:o.autoHeight||o.fillSpace}}else{animOptions={toShow:toShow,toHide:toHide,complete:complete,down:down,autoHeight:o.autoHeight||o.fillSpace}}if(!o.proxied){o.proxied=o.animated}if(!o.proxiedDuration){o.proxiedDuration=o.duration}o.animated=$.isFunction(o.proxied)?o.proxied(animOptions):o.proxied;o.duration=$.isFunction(o.proxiedDuration)?o.proxiedDuration(animOptions):o.proxiedDuration;var animations=$.ui.accordion.animations,duration=o.duration,easing=o.animated;if(!animations[easing]){animations[easing]=function(options){this.slide(options,{easing:easing,duration:duration||700})}}animations[easing](animOptions)}else{if(o.collapsible&&clickedIsActive){toShow.toggle()}else{toHide.hide();toShow.show()}complete(true)}toHide.prev().attr("aria-expanded","false").attr("tabIndex","-1").blur();toShow.prev().attr("aria-expanded","true").attr("tabIndex","0").focus()},_completed:function(cancel){var o=this.options;this.running=cancel?0:--this.running;if(this.running){return }if(o.clearStyle){this.toShow.add(this.toHide).css({height:"",overflow:""})}this._trigger("change",null,this.data)}});$.extend($.ui.accordion,{version:"1.7",defaults:{active:null,alwaysOpen:true,animated:"slide",autoHeight:true,clearStyle:false,collapsible:false,event:"click",fillSpace:false,header:"> li > :first-child,> :not(li):even",icons:{header:"ui-icon-triangle-1-e",headerSelected:"ui-icon-triangle-1-s"},navigation:false,navigationFilter:function(){return this.href.toLowerCase()==location.href.toLowerCase()}},animations:{slide:function(options,additions){options=$.extend({easing:"swing",duration:300},options,additions);if(!options.toHide.size()){options.toShow.animate({height:"show"},options);return }if(!options.toShow.size()){options.toHide.animate({height:"hide"},options);return }var overflow=options.toShow.css("overflow"),percentDone,showProps={},hideProps={},fxAttrs=["height","paddingTop","paddingBottom"],originalWidth;var s=options.toShow;originalWidth=s[0].style.width;s.width(parseInt(s.parent().width(),10)-parseInt(s.css("paddingLeft"),10)-parseInt(s.css("paddingRight"),10)-parseInt(s.css("borderLeftWidth"),10)-parseInt(s.css("borderRightWidth"),10));$.each(fxAttrs,function(i,prop){hideProps[prop]="hide";var parts=(""+$.css(options.toShow[0],prop)).match(/^([\d+-.]+)(.*)$/);showProps[prop]={value:parts[1],unit:parts[2]||"px"}});options.toShow.css({height:0,overflow:"hidden"}).show();options.toHide.filter(":hidden").each(options.complete).end().filter(":visible").animate(hideProps,{step:function(now,settings){if(settings.prop=="height"){percentDone=(settings.now-settings.start)/(settings.end-settings.start)}options.toShow[0].style[settings.prop]=(percentDone*showProps[settings.prop].value)+showProps[settings.prop].unit},duration:options.duration,easing:options.easing,complete:function(){if(!options.autoHeight){options.toShow.css("height","")}options.toShow.css("width",originalWidth);options.toShow.css({overflow:overflow});options.complete()}})},bounceslide:function(options){this.slide(options,{easing:options.down?"easeOutBounce":"swing",duration:options.down?1000:200})},easeslide:function(options){this.slide(options,{easing:"easeinout",duration:700})}}})})(jQuery);