if (document.images) {
	homeOff = new Image(); homeOff.src="/images/nav/home.gif";
	homeOn = new Image(); homeOn.src="/images/nav/homeOn.gif";
	aboutOff = new Image(); aboutOff.src="/images/nav/about.gif";
	aboutOn = new Image(); aboutOn.src="/images/nav/aboutOn.gif";
	servicesOff = new Image(); servicesOff.src="/images/nav/services.gif";
	servicesOn = new Image(); servicesOn.src="/images/nav/servicesOn.gif";
	awardsOff = new Image(); awardsOff.src="/images/nav/awards.gif";
	awardsOn = new Image(); awardsOn.src="/images/nav/awardsOn.gif";
	newsOff = new Image(); newsOff.src="/images/nav/news.gif";
	newsOn = new Image(); newsOn.src="/images/nav/newsOn.gif";
	successOff = new Image(); successOff.src="/images/nav/success.gif";
	successOn = new Image(); successOn.src="/images/nav/successOn.gif";
	contactOff = new Image(); contactOff.src="/images/nav/contact.gif";
	contactOn = new Image(); contactOn.src="/images/nav/contactOn.gif";
}


function img_act(img) {
	if (document.images) {
	imgOn = eval(img + "On.src");
	document [img].src = imgOn;
	}
}

function img_inact(img) {
	if (document.images) {
	imgOff = eval(img + "Off.src");
	document [img].src = imgOff;
	}
}

var popupWindow = null;

function popup(url, features, width, height, x, y)
{
	if(popupWindow != null && !popupWindow.closed)
		popupWindow.close();
	
	popupWindow = window.open(url, "popupWindow", features+",width="+width+",height="+height);
	
	return popupWindow;
}

function valForm() {
	if (document.newsletterForm.eemail.value == "") {
		alert("Please enter your email address.");
		return false;
	}
}