if (document.images) {
            overbustOn = new Image();
            overbustOn.src = "./images/overbust-over.jpg";
            overbustOff = new Image();
            overbustOff.src = "./images/overbust.jpg"; 
			underbustOn = new Image();
            underbustOn.src = "./images/underbust-over.jpg";
            underbustOff = new Image();
            underbustOff.src = "./images/underbust.jpg"; 
			customOn = new Image();
            customOn.src = "./images/custom-over.jpg";
            customOff = new Image();
            customOff.src = "./images/custom.jpg"; 
			contactOn = new Image();
            contactOn.src = "./images/contact-over.jpg";
            contactOff = new Image();
            contactOff.src = "./images/contact.jpg"; 
			deliveryOn = new Image();
            deliveryOn.src = "./images/delivery-over.jpg";
            deliveryOff = new Image();
            deliveryOff.src = "./images/delivery.jpg"; 			
			sizingOn = new Image();
            sizingOn.src = "./images/sizing-over.jpg";
            sizingOff = new Image();
            sizingOff.src = "./images/sizing.jpg"; 
			aboutOn = new Image();
            aboutOn.src = "./images/about-over.jpg";
            aboutOff = new Image();
            aboutOff.src = "./images/about.jpg"; 
			returnsOn = new Image();
            returnsOn.src = "./images/returns-over.jpg";
            returnsOff = new Image();
            returnsOff.src = "./images/returns.jpg";

}
function imgOn(imgName) {
	if (document.images) {
		document[imgName].src = eval(imgName + "On.src");}
}

function imgOff(imgName) {
	if (document.images) {
		document[imgName].src = eval(imgName + "Off.src");}
}