var win=null;

 function NewWindow(mypage,myname,w,h,t,l,scroll){
  settings='width='+w+',height='+h+',top='+t+',left='+l+',scrollbars='+scroll+',location=no,directories=no,status=no,menubar=no,toolbar=no,resizable=no';
  win=window.open(mypage,myname,settings);
 }