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