function tabClick(oLink)
{
	//de activeate old tab
	var oTab = document.getElementById(sCurrentTab);
	var oTabContent = document.getElementById(sCurrentTab+'content');
	oTab.parentNode.className = "tabInactive";
	oTabContent.className = "tabContentInactive";
	
	//set new tab active
	sCurrentTab = oLink.id; 
	
	var oTab = document.getElementById(sCurrentTab);
	var oTabContent = document.getElementById(sCurrentTab+'content');
	
	oTab.parentNode.className = "tabActive";
	oTabContent.className = "tabContentActive";
	return false;
}