Browser = false ;
if (((navigator.appName.charAt(0)=="N") && (navigator.appVersion.charAt(0)>=3)) || ((navigator.appName.charAt(0)=="M") && (navigator.appVersion.charAt(0)>=4))) {
    Browser = true;
    
   
    bio_off= new Image();
    bio_off.src = "images/nav/bio_off.jpg";
    bio_over = new Image();
    bio_over.src = "images/nav/bio_over.jpg";

	clients_off= new Image();
    clients_off.src = "images/nav/clients_off.jpg";
    clients_over = new Image();
    clients_over.src = "images/nav/clients_over.jpg";
    
    contact_off= new Image();
    contact_off.src = "images/nav/contact_off.jpg";
    contact_over = new Image();
    contact_over.src = "images/nav/contact_over.jpg";
    
    corp_off= new Image();
    corp_off.src = "images/nav/corp_off.gif";
    corp_over = new Image();
    corp_over.src = "images/nav/corp_over.gif";
    
    events_off= new Image();
    events_off.src = "images/nav/events_off.jpg";
    events_over = new Image();
    events_over.src = "images/nav/events_over.jpg";
    
    parties_off= new Image();
    parties_off.src = "images/nav/parties_off.gif";
    parties_over = new Image();
    parties_over.src = "images/nav/parties_over.gif";
    
    test_off= new Image();
    test_off.src = "images/nav/test_off.jpg";
    test_over = new Image();
    test_over.src = "images/nav/test_over.jpg";
    
    weddings_off= new Image();
    weddings_off.src = "images/nav/weddings_off.gif";
    weddings_over = new Image();
    weddings_over.src = "images/nav/weddings_over.gif";
    
    contact_didier_off= new Image();
    contact_didier_off.src = "images/nav/contact_didier_off.gif";
    contact_didier_over = new Image();
    contact_didier_over.src = "images/nav/contact_didier_over.gif";
    
    link_off= new Image();
    link_off.src = "images/nav/link_off.gif";
    link_over = new Image();
    link_over.src = "images/nav/link_over.gif";
   
    
    }    

function rollover(place, imgName) {
    if (Browser == true) {
        document[place].src =eval(imgName + ".src");
    }
}






browserName = navigator.appName;
browserVer = parseInt(navigator.appVersion);

ns3up = (browserName == "Netscape" && browserVer >= 3);
ie4up = (browserName.indexOf("Microsoft") >= 0 && browserVer >= 4);

function doPic(imgName, imgWidth, imgHeight) {
    if (ns3up || ie4up) {
        imgOn = ("" + imgName);
        imgWidthInt = parseInt(imgWidth);
        imgHeightInt = parseInt(imgHeight);
        parent.mainpic.src = imgOn;
        parent.mainpic.width = imgWidthInt;
        parent.mainpic.height = imgHeightInt;
    }
}