function OpenWin(thepage, h, w)
{
  if (h + 100 > screen.height) { 
    h = screen.height - 100;    
  }
  if (w + 10 > screen.width) {
    w = screen.width - 10;
  }

  win = window.open(thepage, "", "height="+h+",width="+w+",menubar=yes,scrollbars=yes,resizable=yes,top=0,left=0");
}