<!-- hide 

browserName = navigator.appName; 
browserVer = parseInt(navigator.appVersion); 
browser = "NotOk"; 
if (browserName == "Netscape" && browserVer >= 3) { browser = "ok"} 
if (browserName == "Microsoft Internet Explorer" && browserVer >= 4) { browser = "ok"} 
if (browser == "ok") { 
Link1= new Image(); Link1.src = "images/about_us.jpg"; 
Link1on = new Image(); Link1on.src = "images/about_us_over.jpg"; 
Link2= new Image(); Link2.src = "images/services.jpg"; 
Link2on = new Image(); Link2on.src = "images/services_over.jpg";
Link3= new Image(); Link3.src = "images/prices_and_offers_over.jpg"; 
Link3on = new Image(); Link3on.src = "images/prices_and_offers_over.jpg"; 
Link4= new Image(); Link4.src = "images/submit_details.jpg"; 
Link4on = new Image(); Link4on.src = "images/submit_details_over.jpg"; 
Link5= new Image(); Link5.src = "images/contact_us.jpg"; 
Link5on = new Image(); Link5on.src = "images/contact_us_over.jpg"; 
}

function swap(imgName,select) 

{ if (browser == "ok") {imgOn = eval(select+ ".src"); 
document.images[imgName].src = imgOn; }}