function launchRover( curPath )
   {
      var newPath = curPath + "mer/funzone/marsrover4/frame.html";
      open(newPath,"framehtml","toolbar=yes,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,width=630,height=660");
   }
   
   function launchQTVR( curPath )
   {
      var newPath = curPath + "mars_qtvr/frame.html";
      open(newPath,"framehtml","toolbar=yes,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,width=630,height=660");
   }