/* Javascript by Jennifer Lea Lampton */
/*       Jeneration Web Development        */
/*              6-10-04               */

var loaded = false;

if (document.images) {

	/* PreCache all "normal" button images */
	var normal = new Array();
	normal['about'] = new Image;
	normal['portfolio'] = new Image;
	normal['contact'] = new Image;
	
	/* set "normal" image path for each button */
	normal['about'].src = "images/nav/about.gif";
	normal['portfolio'].src = "images/nav/portfolio.gif";
	normal['contact'].src = "images/nav/contact.gif";
	
	/* PreCache all "hover" button images */
	var hover = new Array();
	hover['about'] = new Image;
	hover['portfolio'] = new Image;
	hover['contact'] = new Image;
	
	/* set "hover" image path for each button */
	hover['about'].src = "images/nav/about_on.gif";
	hover['portfolio'].src = "images/nav/portfolio_on.gif";
	hover['contact'].src = "images/nav/contact_on.gif";
	
	loaded = true;
}// end if
	
function rollOver(id) {
	if (document.images) {
		document.images[id].src = hover[id].src;
	}
}

function rollOut(id) {
	if (document.images){
		document.images[id].src = normal[id].src;
	}
}