ThemeMenu=Class.create({current:null,total:null,timerID:null,delay:null,initialize:function(delay){this.total=$("ok2010ThemeArticleMenu").down("div.headingWrapper").select("div.heading").length;this.current=0;this.delay=delay*1000;this.showCurrentItem();this.startInterval()},startInterval:function(){if(this.timerID==null){this.timerID=setInterval("themeMenu.timerShowItem();",this.delay)}},stopInterval:function(){if(this.timerID!=null){clearInterval(this.timerID);this.timerID=null}},userShowItem:function(i){this.stopInterval();if(i!=this.current){this.hideCurrentItem();this.current=i;this.showCurrentItem()}},timerShowItem:function(){this.hideCurrentItem();this.current=(this.current+1)%this.total;this.showCurrentItem()},showCurrentItem:function(){$("ok2010ThemeArticleMenu").down("div.headingWrapper").down("div.arrow",this.current).removeClassName("hidden");$("ok2010ThemeArticleMenu").down("div.headingWrapper").down("div.heading",this.current).addClassName("active");$("ok2010ThemeArticleMenu").down("div.bodyWrapper").down("div.body",this.current).removeClassName("hidden")},hideCurrentItem:function(){$("ok2010ThemeArticleMenu").down("div.headingWrapper").down("div.arrow",this.current).addClassName("hidden");$("ok2010ThemeArticleMenu").down("div.headingWrapper").down("div.heading",this.current).removeClassName("active");$("ok2010ThemeArticleMenu").down("div.bodyWrapper").down("div.body",this.current).addClassName("hidden")}});var themeMenu;