<!--
        var browserName = navigator.appName;
        var browserVer = parseFloat(navigator.appVersion);
        var browserMac = navigator.appVersion.indexOf("Macintosh");
        var browserWin = navigator.appVersion.indexOf("Win");
        
        var loaded = false;

        var version = "ack";
        if (browserName == "Netscape"
                && browserVer >= 3) version = "n3";
        if (browserName == "Microsoft Internet Explorer"
                && browserVer >= 3.01
                && browserMac != -1) version = "ie3m";
        if (browserName == "Microsoft Internet Explorer"
                && browserVer >= 4) version = "ie4";

        // ========================= rollover code
        
        var rollOk = (version == "n3"
                || version == "ie3m"
                || version == "ie4") ? true : false;
        
        if (rollOk) {

                screen1 = new Image();
                screen1.src = "images/navigation/head_main_r5c2_hom.gif";
                screen2 = new Image();
                screen2.src = "images/navigation/head_main_r5c2_org.gif";
                screen3 = new Image();
                screen3.src = "images/navigation/head_main_r5c2_pers.gif";
                screen4 = new Image();
                screen4.src = "images/navigation/head_main_r5c2_tip.gif";
                screen5 = new Image();
                screen5.src = "images/navigation/head_main_r5c2_coy.gif";
                screen6 = new Image();
                screen6.src = "images/navigation/head_main_r5c2_cnt.gif";
 
                loaded = true;
        }

        function rollOver(imgName, imgNum) {
                if (rollOk) {
                        if (loaded) {
                                if (imgName != "rollover") {
                                        imgOn = eval(imgName + "on.src");
                                        document.images[imgName].src = imgOn;
                                }       
                                document.images["screen"].src =
                                        eval("screen" + (imgNum+1) + ".src");
                        }
                }
        }

        function rollOut(imgName, imgNum) {
                if (rollOk) {
                        if (loaded) {
                                if (imgName != "rollover"){
                                        imgOff = eval(imgName + "off.src");
                                        document.images[imgName].src = imgOff;
                                }

                                document.images["screen"].src = screen1.src;
                        }
                }
        }

        
// -->