var rollOverArr=new Array();
function setrollover(OverImgSrc,pageImageName)
{
if (! document.images)return;
if (pageImageName == null)
    pageImageName = document.images[document.images.length-1].name;
rollOverArr[pageImageName]=new Object;
rollOverArr[pageImageName].overImg = new Image;
rollOverArr[pageImageName].overImg.src=OverImgSrc;
}

function rollover(pageImageName)
{
if (! document.images)return;
if (! rollOverArr[pageImageName])return;
if (! rollOverArr[pageImageName].outImg)
    {
    rollOverArr[pageImageName].outImg = new Image;
    rollOverArr[pageImageName].outImg.src = document.images[pageImageName].src;
    }
document.images[pageImageName].src=rollOverArr[pageImageName].overImg.src;
}

function rollout(pageImageName)
{
if (! document.images)return;
if (! rollOverArr[pageImageName])return;
document.images[pageImageName].src=rollOverArr[pageImageName].outImg.src;
}


<!--
setrollover('images/login-dn.gif', 'login');
setrollover('images/welcome-dn.gif', 'welcome');
setrollover('images/testimonials-dn.gif', 'testimonials');
setrollover('images/services-dn.gif', 'services');
setrollover('images/video-dn.gif', 'video');
setrollover('images/how-dn.gif', 'how');
setrollover('images/business-dn.gif', 'business');
setrollover('images/faqs-dn.gif', 'faqs');
setrollover('images/security-dn.gif', 'security');
setrollover('images/npc-dn.gif', 'npc');
setrollover('images/start-dn.gif', 'start');
setrollover('images/contact-dn.gif', 'contact');
setrollover('images/partners-dn.gif', 'partners');
setrollover('images/pay-dn.gif', 'pay')
setrollover('images/getpin-dn.gif', 'getpin')
//-->