nn = (document.layers)? true:false
var Z=1;
var X=1;

function openWindow(url, params)
{

	newWindow = window.open(url,"inset",'scrollbars=yes,resizeable=yes,width=600,height=600');
}

function openWindowV(url) 
{
    if (Z>1 && !nn) newWindow.close();
	newWindow = window.open(url,"inset",'scrollbars=yes,resizeable=yes,width=600,height=600');
	Z=Z+1;
}