function closeWindow(id) {
        var div= document.getElementById(id);
		//div.style.display="none";
		div.style.visibility="hidden";
																																				                                                      }
var openId=null;

function openWindow(id) {
     //urchinTracker(id+"Body.html");
	 if(openId !=null) {
		var closeDiv = document.getElementById(openId);
		closeDiv.style.visibility="hidden";
	 }
    openId=id;
																																 var div= document.getElementById(id);
	div.style.visibility="visible";
																																																									}