var d = document;
var p = '../images/nav/';
var f = '_off.gif';
var n = '_on.gif';

if (d.images) {
	var logo = new Image(134,110); logo.src = p+'logo'+f;
	var logoOvr = new Image(134,110); logoOvr.src = p+'logo'+n;

	var act = new Image(117,55); act.src = p+'act'+f;
	var actOvr = new Image(117,55); actOvr.src = p+'act'+n;

	var games = new Image(112,55); games.src = p+'games'+f;
	var gamesOvr = new Image(112,55); gamesOvr.src = p+'games'+n;

	var mv = new Image(132,55); mv.src = p+'mv'+f;
	var mvOvr = new Image(132,55); mvOvr.src = p+'mv'+n;

	var res = new Image(90,19); res.src = p+'res'+f;
	var resOvr = new Image(90,19); resOvr.src = p+'res'+n;

	var abo = new Image(90,19); abo.src = p+'abo'+f;
	var aboOvr = new Image(90,19); aboOvr.src = p+'abo'+n;

	var sm = new Image(91,20); sm.src = p+'sm'+f;
	var smOvr = new Image(91,20); smOvr.src = p+'sm'+n;
	
	var esp = new Image(56,19); esp.src = p+'esp'+f;
	var espOvr = new Image(56,19); espOvr.src = p+'esp'+n;
}

function over(n) { if (d.images) { d[n].src = eval(n+'Ovr.src'); } }

function off(n) { if (d.images) { d[n].src = eval(n+'.src'); } }