function change_class(obj) 
{
	
	var lis = obj.parentNode.parentNode.getElementsByTagName('li');

	for (i_tab=0;i_tab<=lis.length-1;i_tab=i_tab+1) 
	{
		lis[i_tab].childNodes[0].className="display: none;";
	}

	obj.className="selected";
	
	try 
	{
		var s = obj.innerText ? obj.innerText : obj.text;
		clicky.log(location.href,'Tab Change to ' + s);
	}
	catch (ex){}
}