text: // $Id: jquery.ui.accordion.min.js,v 1.1 2010/03/21 03:47:32 webchick Exp $
  
  /*
   * jQuery UI Accordion 1.8
   *
   * Copyright (c) 2010 AUTHORS.txt (http://jqueryui.com/about)
   * Dual licensed under the MIT (MIT-LICENSE.txt)
   * and GPL (GPL-LICENSE.txt) licenses.
   *
   * http://docs.jquery.com/UI/Accordion
   *
   * Depends:
   *	jquery.ui.core.js
   *	jquery.ui.widget.js
   */
  (function(a){a.widget("ui.accordion",{options:{active:0,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()}},_create:function(){var d=this.options,b=this;this.running=0;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(d.header).addClass("ui-accordion-header ui-helper-reset ui-state-default ui-corner-all").bind("mouseenter.accordion",function(){a(this).addClass("ui-state-hover")}).bind("mouseleave.accordion",function(){a(this).removeClass("ui-state-hover")}).bind("focus.accordion",function(){a(this).addClass("ui-state-focus")}).bind("blur.accordion",function(){a(this).removeClass("ui-state-focus")});this.headers.next().addClass("ui-accordion-content ui-helper-reset ui-widget-content ui-corner-bottom");if(d.navigation){var c=this.element.find("a").filter(d.navigationFilter);if(c.length){var e=c.closest(".ui-accordion-header");if(e.length){this.active=e}else{this.active=c.closest(".ui-accordion-content").prev()}}}this.active=this._findActive(this.active||d.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");this._createIcons();if(a.browser.msie){this.element.find("a").css("zoom","1")}this.resize();this.element.attr("role","tablist");this.headers.attr("role","tab").bind("keydown",function(f){return b._keydown(f)}).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(!a.browser.safari){this.headers.find("a").attr("tabIndex","-1")}if(d.event){this.headers.bind((d.event)+".accordion",function(f){b._clickHandler.call(b,f,this);f.preventDefault()})}},_createIcons:function(){var b=this.options;if(b.icons){a("<span/>").addClass("ui-icon "+b.icons.header).prependTo(this.headers);this.active.find(".ui-icon").toggleClass(b.icons.header).toggleClass(b.icons.headerSelected);this.element.addClass("ui-accordion-icons")}},_destroyIcons:function(){this.headers.children(".ui-icon").remove();this.element.removeClass("ui-accordion-icons")},destroy:function(){var c=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._destroyIcons();var b=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(c.autoHeight||c.fillHeight){b.css("height","")}return this},_setOption:function(b,c){a.Widget.prototype._setOption.apply(this,arguments);if(b=="active"){this.activate(c)}if(b=="icons"){this._destroyIcons();if(c){this._createIcons()}}},_keydown:function(e){var g=this.options,f=a.ui.keyCode;if(g.disabled||e.altKey||e.ctrlKey){return}var d=this.headers.length;var b=this.headers.index(e.target);var c=false;switch(e.keyCode){case f.RIGHT:case f.DOWN:c=this.headers[(b+1)%d];break;case f.LEFT:case f.UP:c=this.headers[(b-1+d)%d];break;case f.SPACE:case f.ENTER:this._clickHandler({target:e.target},e.target);e.preventDefault()}if(c){a(e.target).attr("tabIndex","-1");a(c).attr("tabIndex","0");c.focus();return false}return true},resize:function(){var d=this.options,c;if(d.fillSpace){if(a.browser.msie){var b=this.element.parent().css("overflow");this.element.parent().css("overflow","hidden")}c=this.element.parent().height();if(a.browser.msie){this.element.parent().css("overflow",b)}this.headers.each(function(){c-=a(this).outerHeight(true)});this.headers.next().each(function(){a(this).height(Math.max(0,c-a(this).innerHeight()+a(this).height()))}).css("overflow","auto")}else{if(d.autoHeight){c=0;this.headers.next().each(function(){c=Math.max(c,a(this).height())}).height(c)}}return this},activate:function(b){this.options.active=b;var c=this._findActive(b)[0];this._clickHandler({target:c},c);return this},_findActive:function(b){return b?typeof b=="number"?this.headers.filter(":eq("+b+")"):this.headers.not(this.headers.not(b)):b===false?a([]):this.headers.filter(":eq(0)")},_clickHandler:function(b,f){var d=this.options;if(d.disabled){return}if(!b.target){if(!d.collapsible){return}this.active.removeClass("ui-state-active ui-corner-top").addClass("ui-state-default ui-corner-all").find(".ui-icon").removeClass(d.icons.headerSelected).addClass(d.icons.header);this.active.next().addClass("ui-accordion-content-active");var h=this.active.next(),e={options:d,newHeader:a([]),oldHeader:d.active,newContent:a([]),oldContent:h},c=(this.active=a([]));this._toggle(c,h,e);return}var g=a(b.currentTarget||f);var i=g[0]==this.active[0];d.active=d.collapsible&&i?false:a(".ui-accordion-header",this.element).index(g);if(this.running||(!d.collapsible&&i)){return}this.active.removeClass("ui-state-active ui-corner-top").addClass("ui-state-default ui-corner-all").find(".ui-icon").removeClass(d.icons.headerSelected).addClass(d.icons.header);if(!i){g.removeClass("ui-state-default ui-corner-all").addClass("ui-state-active ui-corner-top").find(".ui-icon").removeClass(d.icons.header).addClass(d.icons.headerSelected);g.next().addClass("ui-accordion-content-active")}var c=g.next(),h=this.active.next(),e={options:d,newHeader:i&&d.collapsible?a([]):g,oldHeader:this.active,newContent:i&&d.collapsible?a([]):c,oldContent:h},j=this.headers.index(this.active[0])>this.headers.index(g[0]);this.active=i?a([]):g;this._toggle(c,h,e,i,j);return},_toggle:function(b,i,g,j,k){var d=this.options,m=this;this.toShow=b;this.toHide=i;this.data=g;var c=function(){if(!m){return}return m._completed.apply(m,arguments)};this._trigger("changestart",null,this.data);this.running=i.size()===0?b.size():i.size();if(d.animated){var f={};if(d.collapsible&&j){f={toShow:a([]),toHide:i,complete:c,down:k,autoHeight:d.autoHeight||d.fillSpace}}else{f={toShow:b,toHide:i,complete:c,down:k,autoHeight:d.autoHeight||d.fillSpace}}if(!d.proxied){d.proxied=d.animated}if(!d.proxiedDuration){d.proxiedDuration=d.duration}d.animated=a.isFunction(d.proxied)?d.proxied(f):d.proxied;d.duration=a.isFunction(d.proxiedDuration)?d.proxiedDuration(f):d.proxiedDuration;var l=a.ui.accordion.animations,e=d.duration,h=d.animated;if(h&&!l[h]&&!a.easing[h]){h="slide"}if(!l[h]){l[h]=function(n){this.slide(n,{easing:h,duration:e||700})}}l[h](f)}else{if(d.collapsible&&j){b.toggle()}else{i.hide();b.show()}c(true)}i.prev().attr("aria-expanded","false").attr("tabIndex","-1").blur();b.prev().attr("aria-expanded","true").attr("tabIndex","0").focus()},_completed:function(b){var c=this.options;this.running=b?0:--this.running;if(this.running){return}if(c.clearStyle){this.toShow.add(this.toHide).css({height:"",overflow:""})}this.toHide.removeClass("ui-accordion-content-active");this._trigger("change",null,this.data)}});a.extend(a.ui.accordion,{version:"1.8",animations:{slide:function(j,h){j=a.extend({easing:"swing",duration:300},j,h);if(!j.toHide.size()){j.toShow.animate({height:"show"},j);return}if(!j.toShow.size()){j.toHide.animate({height:"hide"},j);return}var c=j.toShow.css("overflow"),g=0,d={},f={},e=["height","paddingTop","paddingBottom"],b;var i=j.toShow;b=i[0].style.width;i.width(parseInt(i.parent().width(),10)-parseInt(i.css("paddingLeft"),10)-parseInt(i.css("paddingRight"),10)-(parseInt(i.css("borderLeftWidth"),10)||0)-(parseInt(i.css("borderRightWidth"),10)||0));a.each(e,function(k,m){f[m]="hide";var l=(""+a.css(j.toShow[0],m)).match(/^([\d+-.]+)(.*)$/);d[m]={value:l[1],unit:l[2]||"px"}});j.toShow.css({height:0,overflow:"hidden"}).show();j.toHide.filter(":hidden").each(j.complete).end().filter(":visible").animate(f,{step:function(k,l){if(l.prop=="height"){g=(l.end-l.start===0)?0:(l.now-l.start)/(l.end-l.start)}j.toShow[0].style[l.prop]=(g*d[l.prop].value)+d[l.prop].unit},duration:j.duration,easing:j.easing,complete:function(){if(!j.autoHeight){j.toShow.css("height","")}j.toShow.css("width",b);j.toShow.css({overflow:c});j.complete()}})},bounceslide:function(b){this.slide(b,{easing:b.down?"easeOutBounce":"swing",duration:b.down?1000:200})}}})})(jQuery);