function popup(name,url,width,height){
window.open(url,'name','toolbar=no,location=no,directories=no,status=yes,menubar=no,resizable=yes,copyhistory=no,scrollbars=yes,width='+width+',height='+height);
}

function finish(url){
if(url=="")
	window.opener.location.href=window.opener.location.href;
else
	window.opener.location.href=url;
window.opener.focus();
window.close();
}