<!--

bName = navigator.appName;
bVer = parseInt(navigator.appVersion);
    if ((bName == "Netscape" && bVer >= 3) || 
        (bName == "Microsoft Internet Explorer" && bVer >= 4)) br = "n3"; 
    else br = "n2";


    if (br== "n3") { 
    img1on = new Image();          
    img1on.src = "butonorn.gif";  
    img2on = new Image();          
    img2on.src = "butonorn.gif";  
    img3on = new Image();
    img3on.src = "butonorn.gif";
    
    img1off = new Image();         
    img1off.src = "butongrn.gif"; 
    img2off = new Image();          
    img2off.src = "butongrn.gif"; 
    img3off = new Image(); 
    img3off.src = "butongrn.gif";
    
    img1sl = new Image();         
    img1sl.src = "vrsm1.gif"; 
    img2sl = new Image();          
    img2sl.src = "vrsm2.gif"; 
    img3sl = new Image(); 
    img3sl.src = "vrsm3.gif";
    
    }

function up(imgName) {
    if (br == "n3") {
    document[imgName].src = eval(imgName + "off.src");
    document["slide"].src = eval(imgName + "sl.src");
    }
}

function down(imgName) {
    if (br == "n3") {
    document[imgName].src = eval(imgName + "on.src");
    document["slide"].src = "vrsm0.gif";
    }
}

// -->