var	MM_imgs = new Array();

function	menu_preload() {
	var	MM_names = new Array('home', 'portfolio', 'contact', 'power', 'customer', 'employee', 'reference');
	var	i;

	for(var a=0; a<MM_names.length; a++) {
		i = new Image;
		if(!i)
			return;
		i.src = 'gfx/img-menu-'+MM_names[a]+'2.gif';
		MM_imgs.push(i);
	}
}

function	menu_swap(o, gfx) {
	o.src = 'gfx/img-menu-' +gfx+ '.gif';
}