function popup(page,width,height){
if (document.layers || document.all || document.getElementById) {
windowOpener = window.open(page,"win","toolbar=0,location=0,directories=0,statusbar=0,menubar=0,scrollbars=1,resizable=0,width="+width+",height="+height+",screenX=10,left=10,screenY=50,top=50");
windowOpener.focus();
return false;
} 
else {
return true;
}
}