function checkSelected()
   {
      if (document.drop.selection.value == "wss1")
      {
         window.location = "wss_tk.php";
      }

      if (document.drop.selection.value == "wss2")
      {
         window.location = "wss_fk.php";
      }

      if (document.drop.selection.value == "wss3")
      {
         window.location = "wss_gk.php";
      }

      if (document.drop.selection.value == "mll")
      {
         window.location = "mll.php";
      }

      if (document.drop.selection.value == "sws")
      {
         window.location = "sws.php";
      }

      if (document.drop.selection.value == "wm")
      {
         window.location = "windowmaster.php";
      }

      if (document.drop.selection.value == "glutz")
      {
         window.location = "glutz.php";
      }

      if (document.drop.selection.value == "planet")
      {
         window.location = "planet.php";
      }
}