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

function menu_on(imgName) {
menuOn = eval(imgName + "on.src");
document [imgName].src = menuOn;
}
function menu_off(imgName) {
menuOff = eval(imgName + "off.src");
document [imgName].src = menuOff;
}
{
menu01on = new Image();
        menu01on.src = "images/nav/about_on.gif";
menu02on = new Image();
        menu02on.src = "images/nav/bio_on.gif";
menu03on = new Image();
        menu03on.src = "images/nav/clients_on.gif";
menu04on = new Image();
        menu04on.src = "images/nav/case_on.gif";
menu05on = new Image();
        menu05on.src = "images/nav/media_on.gif";
menu06on = new Image();
        menu06on.src = "images/nav/consult_on.gif";
menu07on = new Image();
        menu07on.src = "images/nav/industries_on.gif";
menu08on = new Image();
        menu08on.src = "images/nav/help_on.gif";
menu09on = new Image();
        menu09on.src = "images/nav/benefits_on.gif";
menu10on = new Image();
        menu10on.src = "images/nav/faq_on.gif";
menu11on = new Image();
        menu11on.src = "images/nav/resources_on.gif";
menu12on = new Image();
        menu12on.src = "images/nav/contact_on.gif";        
menu13on = new Image();
        menu13on.src = "images/nav/crnr_logo_on.gif";
        
menu01off = new Image();
        menu01off.src = "images/nav/about_off.gif";
menu02off = new Image();
        menu02off.src = "images/nav/bio_off.gif";
menu03off = new Image();
        menu03off.src = "images/nav/clients_off.gif";
menu04off = new Image();
        menu04off.src = "images/nav/case_off.gif";
menu05off = new Image();
        menu05off.src = "images/nav/media_off.gif";
menu06off = new Image();
        menu06off.src = "images/nav/consult_off.gif";
menu07off = new Image();
        menu07off.src = "images/nav/industries_off.gif";
menu08off = new Image();
        menu08off.src = "images/nav/help_off.gif";
menu09off = new Image();
        menu09off.src = "images/nav/benefits_off.gif";
menu10off = new Image();
        menu10off.src = "images/nav/faq_off.gif";
menu11off = new Image();
        menu11off.src = "images/nav/resources_off.gif";
menu12off = new Image();
        menu12off.src = "images/nav/contact_off.gif";
menu13off = new Image();
        menu13off.src = "images/nav/crnr_logo_off.gif";
}

function changeImages(imgName,imgSource) {
	if (document.images) {
		document.images[imgName].src = imgSource;
	}
}