brName = navigator.appName;
brVer = parseFloat(navigator.appVersion);
// brVer = navigator.appVersion;
version = "good";
version_window = "good";
if (brName == "Microsoft Internet Explorer" && brVer < 4 ) {
	version = "dweeb";
	version_window = "dweeb_too";
}
if (brName == "Netscape" && brVer < 3.03) {
	version = "dweeb";
}
if (brName == "Netscape" && brVer < 4) {
	version_window = "dweeb_too";
}
if (version != "dweeb") {
homeon = new Image();
homeon.src = "graphics/home_on.gif";
linkson = new Image();
linkson.src = "graphics/links_on.gif";
historyon = new Image();
historyon.src = "graphics/history_on.gif";
scheduleon = new Image();
scheduleon.src = "graphics/schedule_on.gif";
homeoff = new Image();
homeoff.src = "graphics/home_off.gif";
linksoff = new Image();
linksoff.src = "graphics/links_off.gif";
historyoff = new Image();
historyoff.src = "graphics/history_off.gif";
scheduleoff = new Image();
scheduleoff.src = "graphics/schedule_off.gif";
}
        function img_act(imgName) {
			if (version != "dweeb") {
                        imgOn = eval(imgName + "on.src");
                        document [imgName].src = imgOn;
			}
        }

        function img_inact(imgName) {
			if (version != "dweeb") {
                        imgOff = eval(imgName + "off.src");
                        document [imgName].src = imgOff;
			}
        }