// Mainpage buzzbox/video toggling.
function showContests(tabName, link)
{
	var activeTab = $('liActive');
	var endedTab = $('liEnded');	
	var pendingTab = $('liPending');		
	
	// Hide all the divs then show one later.
	Element.hide('divActive');
	Element.hide('divEnded');
	Element.hide('divPending');	
	
	// Set link styles to disabled, then call one later.
	activeTab.getElementsByTagName("a")[0].className = "";
	endedTab.getElementsByTagName("a")[0].className = "";
	pendingTab.getElementsByTagName("a")[0].className = "";	
	
	switch(tabName)
	{
		case "ac":
			activeTab.getElementsByTagName("a")[0].className = "current";
			Element.show('divActive');
			break;
		case "ec":
			endedTab.getElementsByTagName("a")[0].className = "current";
			Element.show('divEnded');
			break;
		case "pc":
			pendingTab.getElementsByTagName("a")[0].className = "current";
			Element.show('divPending');
			break;			
	}
}