// $Id: img_swap.js,v 1.1 2004/11/08 03:10:29 cvsoli Exp $
function imgItem (name) {
	this.on = new Image();
	this.on.src = imgdir + name + "_on.gif";
	this.off = new Image();
	this.off.src = imgdir + name + "_off.gif";
}

function img_new (name) { imgItem [name] = new imgItem (name); }
function img_on (name) { if (document.images) document.images [name].src = imgItem [name].on.src; }
function img_off (name) { if (document.images) document.images [name].src = imgItem [name].off.src; }