if (document.images) {
	img1on = new Image();
	img1on.src = "images/nav/takeatour_on.gif";

	img2on = new Image();
	img2on.src = "images/nav/features_on.gif";

	img4on = new Image();
	img4on.src = "images/nav/testimonials_on.gif";
		
	img5on = new Image();
	img5on.src = "images/nav/privacy_on.gif";

	img1off = new Image();
	img1off.src = "images/nav/takeatour_off.gif";

	img2off = new Image();
	img2off.src = "images/nav/features_off.gif";

	img4off = new Image();
	img4off.src = "images/nav/testimonials_off.gif";
		
	img5off = new Image();
	img5off.src = "images/nav/privacy_off.gif";

}

// Function to 'activate' images.

function imgOn(imgName){
	if (document.images){
		document[imgName].src = eval(imgName + "on.src");
	}
}



// Function to 'deactivate' images.

function imgOff(imgName){
	if (document.images){
		document[imgName].src = eval(imgName + "off.src");
	}
}
// -->