function popup(url)
{
   var width=320;
   var height=240;
   var left=(screen.width-width)/2;
   var top =(screen.height-height)/2;
   var params='width='+width+',height='+height;
   params += ',top='+top+',left='+left;
   params += ',directories=no,location=no,menubar=no, resizable=no,scrollbars=no,status=no,toolbar=no';
newwin = window.open(url,'CoorporateVideo',params);
if(window.focus) {newwin.focus();}
return false; 
}