// Copyright 2006 Get The Net, LLC
// Design and code by Pinpoint Design, NYC

navimages_off = new Object();
navimages_on = new Object();

var _imgreplace = false;

function imgOn(imgName) {
	if ((_imgreplace) && (imgName.length > 0) && (navimages_on[imgName].length > 0) ) {
		document.images[imgName].src = navimages_on[imgName];
		}
}

function imgOff(imgName) {
	if ((_imgreplace) && (imgName.length > 0) && (navimages_off[imgName].length > 0) ) {
		document.images[imgName].src = navimages_off[imgName];
		}
}

var user = navigator.userAgent;

if (  ((user.indexOf("zilla/3")) > 0) || ((user.indexOf("zilla/4")) > 0) || ((user.indexOf("zilla/5")) > 0) ) {
	_imgreplace = true; 
	}

if ( ((user.indexOf("MSIE 2")) > 0) || ((user.indexOf("MSIE 3")) > 0) ) {
	_imgreplace = false; 
	}