aOn = new Image();
aOn.src = "on/home.gif";
bOn = new Image();
bOn.src = "on/documentdestruction.gif";
cOn = new Image();
cOn.src = "on/fulfillment.gif";
dOn = new Image();
dOn.src = "on/networkcopyprinting.gif";
eOn = new Image();
eOn.src = "on/contactus.gif";
fOn = new Image();
fOn.src = "on/packagingproducts.gif";
gOn = new Image();
gOn.src = "on/precisionsheeting.gif";
hOn = new Image();
hOn.src = "on/registercutting.gif";
iOn = new Image();
iOn.src = "on/warehousing.gif";

function imgOn(imgName) {
	//document [imgName].src = eval((imgName) + "On.src");
	document [imgName].src = "on/" + (imgName) + ".gif";
}
function imgOff(imgName) {
	document [imgName].src = "off/" + (imgName) + ".gif";
}