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// Detect if browser is Netscape 3 + or IE 4 +.
bName = navigator.appName;
bVer = parseInt(navigator.appVersion);
    if ((bName == "Netscape" && bVer >= 3) || 
        (bName == "Microsoft Internet Explorer" && bVer >= 4)) br = "n3"; 
    else br = "n2";

// Create image objects, preload all active and inactive images.
    if (br== "n3") { 
    img1on = new Image();          
    img1on.src = "http://www.childrensmedicalgroup.com/buttons/home02.gif";

    img2on = new Image();          
    img2on.src = "http://www.childrensmedicalgroup.com/buttons/about02.gif";
 
    img3on = new Image();          
    img3on.src = "http://www.childrensmedicalgroup.com/buttons/gaudet02.gif";

    img4on = new Image();          
    img4on.src = "http://www.childrensmedicalgroup.com/buttons/team02.gif";

    img5on = new Image();          
    img5on.src = "http://www.childrensmedicalgroup.com/buttons/expert02.gif";

    img6on = new Image();          
    img6on.src = "http://www.childrensmedicalgroup.com/buttons/hospital02.gif";

    img7on = new Image();          
    img7on.src = "http://www.childrensmedicalgroup.com/buttons/after02.gif";

    img8on = new Image();          
    img8on.src = "http://www.childrensmedicalgroup.com/buttons/account02.gif";

    img9on = new Image();          
    img9on.src = "http://www.childrensmedicalgroup.com/buttons/free02.gif";

    img10on = new Image();          
    img10on.src = "http://www.childrensmedicalgroup.com/buttons/faq02.gif";

    img11on = new Image();          
    img11on.src = "http://www.childrensmedicalgroup.com/buttons/babybook02.gif";

    img12on = new Image();          
    img12on.src = "http://www.childrensmedicalgroup.com/buttons/cmgkids02.gif";

    img13on = new Image();          
    img13on.src = "http://www.childrensmedicalgroup.com/buttons/news02.gif";

    img14on = new Image();          
    img14on.src = "http://www.childrensmedicalgroup.com/buttons/links02.gif";

    img15on = new Image();          
    img15on.src = "http://www.childrensmedicalgroup.com/buttons/playground02.gif";
// End on buttons, Begin off buttons

    img1off = new Image();         
    img1off.src = "http://www.childrensmedicalgroup.com/buttons/home01.gif";

    img2off = new Image();         
    img2off.src = "http://www.childrensmedicalgroup.com/buttons/about01.gif";

    img3off = new Image();         
    img3off.src = "http://www.childrensmedicalgroup.com/buttons/gaudet01.gif";

    img4off = new Image();         
    img4off.src = "http://www.childrensmedicalgroup.com/buttons/team01.gif";

    img5off = new Image();         
    img5off.src = "http://www.childrensmedicalgroup.com/buttons/expert01.gif";

    img6off = new Image();         
    img6off.src = "http://www.childrensmedicalgroup.com/buttons/hospital01.gif";

    img7off = new Image();         
    img7off.src = "http://www.childrensmedicalgroup.com/buttons/after01.gif";

    img8off = new Image();         
    img8off.src = "http://www.childrensmedicalgroup.com/buttons/account01.gif";

    img9off = new Image();          
    img9off.src = "http://www.childrensmedicalgroup.com/buttons/free01.gif";

    img10off = new Image();          
    img10off.src = "http://www.childrensmedicalgroup.com/buttons/faq01.gif";

    img11off = new Image();          
    img11off.src = "http://www.childrensmedicalgroup.com/buttons/babybook01.gif";

    img12off = new Image();          
    img12off.src = "http://www.childrensmedicalgroup.com/buttons/cmgkids01.gif";

    img13off = new Image();          
    img13off.src = "http://www.childrensmedicalgroup.com/buttons/news01.gif";

    img14off = new Image();          
    img14off.src = "http://www.childrensmedicalgroup.com/buttons/links01.gif";

    img15off = new Image();          
    img15off.src = "http://www.childrensmedicalgroup.com/buttons/playground01.gif";

    }

// Function to "activate" images.
function imgAct(imgName) {
    if (br == "n3") {
    document[imgName].src = eval(imgName + "on.src");
    }
}

// Function to "deactivate" images.
function imgInact(imgName) {
    if (br == "n3") {
    document[imgName].src = eval(imgName + "off.src");
    }
}
// -->