function mhighlight (imageName) {
	document[imageName + "Image"].src = "./images/" + imageName + "on.jpg";
}

function mlowlight (imageName) {
	document[imageName + "Image"].src = "./images/" + imageName + "off.jpg";
}

function lhighlight(cellName) {
	document.getElementById(cellName).className='linkh';
}

function llowlight(cellName) {
	document.getElementById(cellName).className='link';
}

var dImages1 = new Image();
dImages1.src = "images/home-on.jpg";
var dImages2 = new Image();
dImages2.src = "images/corp-on.jpg";
var dImages3 = new Image();
dImages3.src = "images/cust-on.jpg";
var dImages4 = new Image();
dImages4.src = "images/sol-on.jpg";
var dImages5 = new Image();
dImages5.src = "images/contact-on.jpg";