// JavaScript Document

function PopupWindow(winURL,winName,w,h)
{
    var winl = (screen.width - w) / 2;
    var wint = (screen.height - h) / 2;

	var myWindow=window.open(winURL,winName,'width='+w+',height='+h+',top='+wint+',left='+winl+',scrollbars=yes');
	
	if (!myWindow.opener) 
		{	
			myWindow.opener = self;
		}
}