function popupwin(anchor,w,h,t) // location, name, width, height, toolbar 1 or 0
  {
      anchor.target = "lilly_popup";
      var toolbar = 'no';
      if (t==1)
            toolbar = 'yes';
      var  myWin = "" ;
      var  x = screen.width ;
      var  y = screen.height ;
      var  top = parseInt( ( y - h ) / 2 ) ;
      var  left = parseInt( ( x - w  ) / 2 ) ;
      var  props = "toolbar="
+toolbar+",scrollbars=yes,status=no,resizable=yes,width=" + w + ",height="
+ h + ",left=" + left + ",top=" + top;
      myWin = window.open(anchor.href+"", "lilly_popup" , props ) ;
      myWin.focus();
}