// preload navigation images:

        if (document.images) {
               
		home_on = new Image();
		home_on.src = "images/home_on.gif";
		home_off = new Image();
		home_off.src = "images/home_off.gif";

		about_on = new Image();
		about_on.src = "images/about_on.gif";
		about_off = new Image();
		about_off.src = "images/about_off.gif";   

		fees_on = new Image();
		fees_on.src = "images/fees_on.gif";
		fees_off = new Image();
		fees_off.src = "images/fees_off.gif";   

		parents_on = new Image();
		parents_on.src = "images/parents_on.gif";
		parents_off = new Image();
		parents_off.src = "images/parents_off.gif";   

		safe_on = new Image();
		safe_on.src = "images/safe_on.gif";
		safe_off = new Image();
		safe_off.src = "images/safe_off.gif";   

		contact_on = new Image();
		contact_on.src = "images/contact_on.gif";
		contact_off = new Image();
		contact_off.src = "images/contact_off.gif";   


		flash_on = new Image();
		flash_on.src = "images/flash_on.gif";
		flash_off = new Image();
		flash_off.src = "images/flash_off.gif";  

}
                        
function hiLite(imgID,changeID) {
                        
        if (document.images) {
        document.images[imgID].src = eval(changeID + ".src");
        return true;
        }
}