function getNetscapeVersion()
   {
   strVersionStr = new String(strVersion);
   if (navigator.appName == "Netscape")
      {
      strVersionStr = new String(navigator.appVersion);
      nPos = strVersionStr.indexOf(".", 0);
      if (nPos != -1)	
          strVersionStr = strVersionStr.substring(0, nPos);          
       }
   else
      strVersionStr = "10";	

   return strVersionStr;	
   }

 function insertSpaces()
   {   
   if (strVersion =="4" || strVersion == "5")
      document.write("<tr><td><img src=" + "../images/common/spacer.gif" + " width=100 height=5></td></tr><tr>");

   }