// JavaScript Document
function Popup(header, text)
{
	var w1 = window.open("",w1,"height=300,width=400,scrollbars=yes");
	w1.document.write(text);
	w1.document.focus();
}

function SwitchMenu(obj){
	if(document.getElementById){
	var el = document.getElementById(obj);
	var ar = document.getElementById("leftnav").getElementsByTagName("span"); 
		if(el.style.display != "block"){ 
			for (var i=0; i<ar.length; i++){
				if (ar[i].className=="submenu") 
				ar[i].style.display = "none";
			}
			el.style.display = "block";
		}else{
			el.style.display = "none";
		}
	}
}