function popUp(page,PWidth,PHeight,id) {
 eval

("popup"+id+"=window.open('"+page+"','popup','toolbar=0,scrollbars=1,location=0,status=0,menubars=0,resizable=1,width="+PWidth+",height="+PHeight+"')")

eval;("pop"+id+".window.moveTo((screen.width/2)-(PWidth/2),(screen.height/2)-(PHeight/2))")


}