function GoToNewWin(page, win_name, appearance, use_cache)
{   
   if (page.indexOf(".htm") == -1 && page.indexOf("#") == -1)
   {
      if (page.indexOf("?") == -1 )
      { page = page + "?"; }
      else
      { page = page + "&"; }
   }
   
   if (win_name == "")
   { win_name = "new_win"; }

   window.open(page, win_name, appearance);

}