// JavaScript Document

browserName = navigator.appName;
     browserVer = parseInt(navigator.appVersion);
         if ((browserName == "Netscape" && browserVer >= 3) || (browserName == "Microsoft Internet Explorer" && browserVer > 3)) version = "n3";
           else version = "n2";
             if (version == "n3") {
            
             toc1on = new Image(38,27);
             toc1on.src = "images/nav_home.gif";
             toc2on = new Image(149,27);
             toc2on.src = "images/nav_tatacara.gif";
             toc3on = new Image(108,27);
             toc3on.src = "images/nav_menjadimitra.gif";
             toc4on = new Image(58,27);
             toc4on.src = "images/nav_help.gif";
			 
             toc1off = new Image(38,27);
             toc1off.src = "images/nav_home-on.gif";
             toc2off = new Image(149,27);
             toc2off.src = "images/nav_tatacara-on.gif";
             toc3off = new Image(108,27);
             toc3off.src = "images/nav_menjadimitra-on.gif";
             toc4off = new Image(58,27);
             toc4off.src = "images/nav_help-on.gif";

             }

     function img_act(imgName) {
             if (version == "n3") {
             imgOn = eval(imgName + "on.src");
             document [imgName].src = imgOn;
             }
     }
     function img_inact(imgName) {
             if (version == "n3") {
             imgOff = eval(imgName + "off.src");
             document [imgName].src = imgOff;
             }
     }