function panel_show(t)
{
	var lis = document.getElementById("panel_list").getElementsByTagName("li");
	for(var i=0; i < lis.length; i++)
	{
		if(lis[i].title == t)
			lis[i].className = "active";
		else
			lis[i].className = "";
	}
	
	
	var panels = document.getElementById("myTabs1").getElementsByTagName("div");
	for(var i=0; i < panels.length; i++)
	{
		document.getElementById(panels[i].id).style.display = "none";
	}
	document.getElementById(t).style.display = "block";
}