if (document.images) {
	// tab home roll
	tabHomeOn = new Image();
	tabHomeOn.src = "/images/tabHome-on.gif";
	tabHomeOff = new Image();
	tabHomeOff.src = "/images/tabHome.gif";
	// tab quick order
	tabQuickOrderOn = new Image();
	tabQuickOrderOn.src = "/images/tabQuickOrder-on.gif";
	tabQuickOrderOff = new Image();
	tabQuickOrderOff.src = "/images/tabQuickOrder.gif";
	// tab profile roll
	tabProfileOn = new Image();
	tabProfileOn.src = "/images/tabProfile-on.gif";
	tabProfileOff = new Image();
	tabProfileOff.src = "/images/tabProfile.gif";
	// tab brochure roll
	tabBrochureOn = new Image();
	tabBrochureOn.src = "/images/tabBrochure-on.gif";
	tabBrochureOff = new Image();
	tabBrochureOff.src = "/images/tabBrochure.gif";
	// tab contact roll
	tabContactOn = new Image();
	tabContactOn.src = "/images/tabContact-on.gif";
	tabContactOff = new Image();
	tabContactOff.src = "/images/tabContact.gif";
}

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");
}

function clearText(obj) {
	obj.value = "";
	obj.className = "text";
}