var imgSrc="images/nav/"
if(document.images){
	image1 = new Image();
	image1.src=imgSrc+"home.gif";
	image2 = new Image();
	image2.src=imgSrc+"about.gif";
	image3 = new Image();
	image3.src=imgSrc+"services.gif";
	image4 = new Image();
	image4.src=imgSrc+"gallery.gif";
	image5 = new Image();
	image5.src=imgSrc+"contact.gif";
	image6 = new Image();
	image6.src=imgSrc+"testimonials.gif";
	image1roll = new Image();
	image1roll.src=imgSrc+"home-over.gif";
	image2roll = new Image();
	image2roll.src=imgSrc+"about-over.gif";
	image3roll = new Image();
	image3roll.src=imgSrc+"services-over.gif";
	image4roll = new Image();
	image4roll.src=imgSrc+"gallery-over.gif";
	image5roll = new Image();
	image5roll.src=imgSrc+"contact-over.gif";
	image6roll = new Image();
	image6roll.src=imgSrc+"testimonials-over.gif";
}
function changeImages() {
	if (document.images) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = eval(changeImages.arguments[i+1] + ".src");
		}
	}
}