initFunctions.push(setUpTabs);

function setUpTabs(){
	Tabs = $$('.tab');
	for(var i=0; i<Tabs.length;i++)
		Event.observe(Tabs[i],'click',toggleTag);
}	

function toggleTag(e){
	Tabs = $$('.tab');
	if (! e.target.hasClassName('selected'))
	{	
		/** remove all old instances of selected class**/
		for(var i=0; i<Tabs.length;i++)
		{
			if (Tabs[i].hasClassName('selected'))
			{
				/** close open tab **/
				$(Tabs[i].id+ "-content").hide();
				Tabs[i].removeClassName('selected');
			}
		}
			/** open the new selected div **/
			e.target.addClassName('selected');
			$(e.target.id+ "-content").show();	
	}
	Event.stop(e);
}