if(document.images) {

	ATVOn = new Image();
	ATVOn.src = "images/btn_ATV.gif";
	ATVOff = new Image();
	ATVOff.src = "images/btn_ATV_off.gif";
	
	marineOn = new Image();
	marineOn.src = "images/btn_marine.gif";
	marineOff = new Image();
	marineOff.src = "images/btn_marine_off.gif";
	
	snowOn = new Image();
	snowOn.src = "images/btn_snowmobile.gif";
	snowOff = new Image();
	snowOff.src = "images/btn_snowmobile_off.gif";
	
	rangersOn = new Image();
	rangersOn.src = "images/btn_rangers.gif";
	rangersOff = new Image();
	rangersOff.src = "images/btn_rangers_off.gif";
	
	mowersOn = new Image();
	mowersOn.src = "images/btn_mowers.gif";
	mowersOff = new Image();
	mowersOff.src = "images/btn_mowers_off.gif";
	
	trailersOn = new Image();
	trailersOn.src = "images/btn_trailers.gif";
	trailersOff = new Image();
	trailersOff.src = "images/btn_trailers_off.gif";
	
	newinvOn = new Image();
	newinvOn.src = "images/bt_newInventory_on.gif";
	newinvOff = new Image();
	newinvOff.src = "images/bt_newInventory.gif";
	
	usedinvOn = new Image();
	usedinvOn.src = "images/bt_usedInventory_on.gif";
	usedinvOff = new Image();
	usedinvOff.src = "images/bt_usedInventory.gif";
}

function TurnOn(imageName) {
	if(document.images) {
		document[imageName].src = eval(imageName + "On.src");
	}
}
function TurnOff(imageName) {
	if(document.images) {
		document[imageName].src = eval(imageName + "Off.src");
	}
}