      <!--
      browser_name = navigator.appName;
      browser_version = parseFloat(navigator.appVersion);

      if (browser_name == "Netscape" && browser_version >= 3.0) { roll = 'true'; }
      else if (browser_name == "Microsoft Internet Explorer" && browser_version >= 3.0) { roll = 'true'; }
      else { roll = 'false'; }

      function msover1(img,ref) { if (roll == 'true') { document.images[img].src = ref; } }
      function msout1(img,ref)  { if (roll == 'true') { document.images[img].src = ref; } }
      function msdown1(img,ref)  { if (roll == 'true') { document.images[img].src = ref; } }
      function msup1(img,ref)  { if (roll == 'true') { document.images[img].src = ref; } }
      //-->