// JavaScript Document
function openPopup(theURL, theTitle) 
 {  
 var left = (screen.width/2)-(640/2);
 var top = (screen.height/2)-(519/2);
 var windowFeatures = "width=640,height=519,toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,left=" + left + ",top=" + top + "screenX=" + left + ",screenY=" + top;
 window.open(theURL,theTitle,windowFeatures); 
 }