browserName = navigator.appName;
browserVer = parseFloat(navigator.appVersion);
if (browserName == "Netscape" && browserVer >= 3) version = "n3";
else {
        if (browserName == "Microsoft Internet Explorer" && browserVer >= 4) version = "ie4";
        else {
                if (browserName == "Microsoft Internet Explorer" && browserVer > 3 && navigator.appVersion.indexOf("Macintosh") != -1) version = "ie4";
                else version = "n2";
        }
}


path = "/degree/pix/";
if ((version == "n3") || (version == "ie4")) {
                
        dot01aOff = new Image();
        dot01aOff.src = path + "ico_l_4dot.gif";
        dot01aOn = new Image();
        dot01aOn.src = path + "ico_l_4dot_on.gif";
        
        dot02aOff = new Image();
        dot02aOff.src = path + "ico_l_4dot.gif";
        dot02aOn = new Image();
        dot02aOn.src = path + "ico_l_4dot_on.gif";
        
        dot03aOff = new Image();
        dot03aOff.src = path + "ico_l_4dot.gif";
        dot03aOn = new Image();
        dot03aOn.src = path + "ico_l_4dot_on.gif";
        
        dot04aOff = new Image();
        dot04aOff.src = path + "ico_l_4dot.gif";
        dot04aOn = new Image();
        dot04aOn.src = path + "ico_l_4dot_on.gif";
        
        dot05aOff = new Image();
        dot05aOff.src = path + "ico_l_4dot.gif";
        dot05aOn = new Image();
        dot05aOn.src = path + "ico_l_4dot_on.gif";

        dot06aOff = new Image();
        dot06aOff.src = path + "ico_l_4dot.gif";
        dot06aOn = new Image();
        dot06aOn.src = path + "ico_l_4dot_on.gif";

        dot07aOff = new Image();
        dot07aOff.src = path + "ico_l_4dot.gif";
        dot07aOn = new Image();
        dot07aOn.src = path + "ico_l_4dot_on.gif";

        dot08aOff = new Image();
        dot08aOff.src = path + "ico_l_4dot.gif";
        dot08aOn = new Image();
        dot08aOn.src = path + "ico_l_4dot_on.gif";

        dot09aOff = new Image();
        dot09aOff.src = path + "ico_l_4dot.gif";
        dot09aOn = new Image();
        dot09aOn.src = path + "ico_l_4dot_on.gif";

        dot10aOff = new Image();
        dot10aOff.src = path + "ico_l_4dot.gif";
        dot10aOn = new Image();
        dot10aOn.src = path + "ico_l_4dot_on.gif";
      
}

function switchOn(imgName) {
        if ((version == "n3") || (version == "ie4")) {
                imgOn = eval(imgName + "On.src");
                document [imgName].src = imgOn;
               
             
               
        }
}

function switchOff(imgName) {
        if ((version == "n3") || (version == "ie4")) {
                imgOff = eval(imgName + "Off.src");
                document [imgName].src = imgOff;     
        }
}