<!--
browserName = navigator.appName;   // detect browser
browserVer = parseInt(navigator.appVersion);
               if (browserName == "Netscape" &&browserVer >= 3) version = "n3";
               else version = "n2";

// ACTIVE MENU BUTTONS
      function b1Active(imageName) {
               if (version == "n3") {
		   document.button1.src = "gif/xmain2.gif";
             }
       }
       function b1Inactive(imageName) {
               if (version == "n3") {
		   document.button1.src = "gif/xmain.gif";
               }
       }

       function b2Active(imageName) {
               if (version == "n3") {
		   document.button2.src = "gif/xmedia2.gif";
             }
       }
       function b2Inactive(imageName) {
               if (version == "n3") {
		   document.button2.src = "gif/xmedia.gif";
               }
       }
       function b3Active(imageName) {
               if (version == "n3") {
		   document.button3.src = "gif/xlisting2.gif";
             }
       }
       function b3Inactive(imageName) {
               if (version == "n3") {
		   document.button3.src = "gif/xlisting.gif";
               }
       }
       function b4Active(imageName) {
               if (version == "n3") {
		   document.button4.src = "gif/xregist2.gif";
             }
       }
       function b4Inactive(imageName) {
               if (version == "n3") {
		   document.button4.src = "gif/xregist.gif";
               }
       }

// -->