var subnav1 = new Image(); subnav1.src = 'images/navHome-over.gif';
var subnav2 = new Image(); subnav2.src = 'images/navAbout-over.gif';
var subnav3 = new Image(); subnav3.src = 'images/navOrder-over.gif';
var subnav4 = new Image(); subnav4.src = 'images/navEvents-over.gif';
var subnav5 = new Image(); subnav5.src = 'images/navGallery-over.gif';
var subnav6 = new Image(); subnav6.src = 'images/navPress-over.gif';
var subnav7 = new Image(); subnav7.src = 'images/navLinks-over.gif';

function rollImg(img, toggle)
{
	var imagePath = 'images/nav'+img;
	imagePath += (toggle) ? '-over.gif' : '.gif';
	document.images[img].src = imagePath;
}