function TabHandler(b){this.settings={id:b.id,active:b.active,tab_class:b.tab_class,onselect_callback:b.onselect_callback};this.links=[];this.listitems=[];this.tabs=[];this.getTabs=function(){var e,d=[],f=document.getElementById(this.settings.id).getElementsByTagName("div");for(e=0;e<f.length;e++){if(f[e].className===this.settings.tab_class){d.push(f[e])}}return d};this.selectTab=function(d){var e;for(e=0;e<this.tabs.length;e++){if(e+1===d){this.tabs[e].style.display="block";this.links[e].className="MM_overview_cr_tab_link_active";this.listitems[e].className="MM_overview_cr_tab_active";this.trackTabClick(this.tabs[e].id)}else{this.tabs[e].style.display="none";this.links[e].className="";this.listitems[e].className=""}}this.settings.active=d;if(this.settings.onselect_callback){this.settings.onselect_callback(d)}};this.trackTabClick=function(d){s_clven.eVar41="Model Page: Tab selection: "+d+"";s_clven.events="";s_clven.linkTrackVars="eVar41";s_clven.linkTrackEvents="";void (s_clven.tl())};this.links=document.getElementById(this.settings.id+"-nav").getElementsByTagName("a");this.listitems=document.getElementById(this.settings.id+"-nav").getElementsByTagName("li");this.tabs=this.getTabs();var a=this;for(var c=0;c<this.listitems.length;c++){this.listitems[c].customindex=c+1;this.listitems[c].onclick=function(){a.selectTab(this.customindex)}}};