// Javascript to animate some buttons.  (Hide from older browsers.)
// Put one copy of this in the top-level directory.
// Reference it from all relevant HTML files.

// Check browser type

browserName = navigator.appName;   // detect browser 
         browserVer = parseInt(navigator.appVersion);
             if (browserName == "Netscape" && browserVer >= 3) browserVer = "1";
                 else if (browserName == "Microsoft Internet Explorer" && browserVer == 4) browserVer = "1";
             else browserVer = "2";

// Preload images

if (browserVer == 1) {
        namebase = "http://leahy.senate.gov/images/banner2/";
        home1 = new Image;
        home1.src = namebase+"homoff2.jpg";
        home2 = new Image;
        home2.src = namebase+"homon2.jpg";
        bio1 = new Image;
        bio1.src = namebase+"biooff2.jpg";
        bio2 = new Image;
        bio2.src = namebase+"bioon2.jpg";
        vermont1 = new Image;
        vermont1.src = namebase+"veroff2.jpg";
        vermont2 = new Image;
        vermont2.src = namebase+"veron2.jpg";
        issues1 = new Image;
        issues1.src = namebase+"issoff2.jpg";
        issues2 = new Image;
        issues2.src = namebase+"isson2.jpg";
        press1 = new Image;
        press1.src = namebase+"preoff2.jpg";
        press2 = new Image;
        press2.src = namebase+"preon2.jpg";
        office1 = new Image;
        office1.src = namebase+"offoff2.jpg";
        office2 = new Image;
        office2.src = namebase+"offon2.jpg";
        services1 = new Image;
        services1.src = namebase+"seroff2.jpg";
        services2 = new Image;
        services2.src = namebase+"seron2.jpg";
        search1 = new Image;
        search1.src = namebase+"seaoff2.jpg";
        search2 = new Image;
        search2.src = namebase+"seaon2.jpg";
}

// Hilite function

function hiLite(imgDocID, imgObjName) {
if (browserVer == 1) {
        document.images[imgDocID].src = eval(imgObjName + ".src");
}}