if (navigator.appName == "Microsoft Internet Explorer"){
   document.write("<style type=\"text/css\">\n<!--\ndiv.navbar { width: 25%; ");

   if (navigator.platform.substring(0,3) == "Win"){
      document.write("position: absolute; ");
   }

   document.writeln("}\n//-->\n</style>");

}
else if ((navigator.appName == "Netscape") && (navigator.appVersion.substring(0,1) == "4")){
   document.write("<style type=\"text/css\">\n<!--\ndiv.navbar { ");
   document.write("position: absolute; ");
   document.writeln("}\n//-->\n</style>");
}