var nm2 = 4;
var sstr2 = "images/menu/menu";
var eos2 = ".jpg";
var browserMozilla2	= navigator.userAgent.toLowerCase().indexOf("gecko") != -1;

imgs2 = new Array(nm2*2);

for (i = 1; i <= nm2*2; i++) {
	imgs2[i] = new Image(); imgs2[i].src = sstr2 + i + eos2;
}

function getSourceElement2(event) {
	var event = (browserMozilla2) ? event : window.event;
	return srcEl = (browserMozilla2) ? event.target : event.srcElement;;
}

function change2(event, m) {
	if (srcEl.tagName != "IMG") return true;
	var str = event.src;
	var i = str.indexOf(sstr2);
	if (i == -1) return true;
	var n = parseInt(str.substring(str.length-4, i + sstr2.length)) + m;
	event.src=imgs2[n].src;
}

function over2(event) { change2(getSourceElement(event), 1); }
function out2(event) { change2(getSourceElement(event), -1); }