var p;

function popup(popupURL,w,h) 

{
 var p = "popup"+popupURL.substring(popupURL.lastIndexOf('/')+1,popupURL.lastIndexOf('.'));

 var popup = window.open(popupURL,p,"toolbar=no,location=0,directories=0,status=no,menubar=no,scrollbars=no,resizable=1,width="+w+",height="+h+"");
}