// This is the array of rollovers

var rollOverNav = new Array();

addNavItem("Mountain Bikes","images/mountain-blurb.gif","mountain-bikes/images/cannondale-rize-carbon-1.jpg");
addNavItem("Road Bikes","images/road-blurb.gif","road-bikes/images/cannondale-6-1.jpg");
addNavItem("Commuter Bikes","images/commuter-blurb.gif","commuter/commuter-bikes/images/raleigh-detour-4-5.jpg");
addNavItem("Hybrid & Comfort Bikes","images/hybrid_comfort-blurb.gif","hybrid-comfort-bikes/images/electra-townie.jpg");
addNavItem("Tandem Bikes","images/tandem-blurb.gif","tandem-bikes/images/cannondale-road-tandem.jpg");
addNavItem("Recumbent Bikes","images/recumbent-blurb.gif","recumbent-bikes/images/catrike-villager.jpg");
addNavItem("Youth and BMX","images/bmx-blurb.gif","bmx-kids-bikes/images/diamondback-Mr-Lucky.jpg");

function addNavItem(title, blurbImgUrl, imgUrl) {
	var item = new Object();
	// Set the nav items values
	item.title = title;
	item.blurbImgUrl = blurbImgUrl;
	item.imgUrl = imgUrl;

	// Add the item to the list
	rollOverNav[rollOverNav.length] = item; 
}

var lastIndex = 1;
function rollOver(index) {
	var item = rollOverNav[index-1];
	document.images.blurb.src = item.blurbImgUrl;
	document.images.productPic.src = item.imgUrl;
}