/********************
these functions written by Kris Meister, kmeister@bluestranger.com
http://bluestranger.com
all for the public domain
********************/

function winpop(url,name,w,h,lpos,tpos){

if(!lpos){lpos = (screen.width) ? (screen.width-w)/2 : 20;};
 if(!tpos){tpos = (screen.height) ? (screen.height-h)/2 : 40;};

name = window.open(url, "", "height="+h+", width="+w+", left="+lpos+"px, top="+tpos+"px,toolbar=0,location=0,directories=0,status=0,menuBar=0,resizable=1");

if(name==null || typeof(name)=="undefined"){
   return true;
 } else {
   name.focus();
   return false;
 }
}