function BrowserCheck() {
	var b = navigator.appName
	if (b=="Netscape") this.b = "ns"
	else if (b=="Microsoft Internet Explorer") this.b = "ie"
	else this.b = b
	this.version = navigator.appVersion
	this.v = parseInt(this.version)
	this.ns = (this.b=="ns" && this.v>=4)
	this.ns4 = (this.b=="ns" && this.v==4)
	this.ns5 = (this.b=="ns" && this.v==5)
	this.ie = (this.b=="ie" && this.v>=4)
	this.ie4 = (this.version.indexOf('MSIE 4')>0)
	this.ie5 = (this.version.indexOf('MSIE 5')>0)
	this.ie6 = (this.version.indexOf('MSIE 6')>0)
	this.min = (this.ns||this.ie)
}
is = new BrowserCheck()

var index = 0;
var imgobj = new Array();

function preloader(name, onimg, offimg) {
    imgobj[index] = new Array(3);
    imgobj[index][0] = new Image();
    imgobj[index][0].src = onimg;
    imgobj[index][1] = new Image();
    imgobj[index][1].src = offimg;
    imgobj[index][2] = name;
    index++;
}

function imgRoll(name, on) {
	for (i = 0; i < index; i++) {
		if (name == imgobj[i][2]) document.images[imgobj[i][2]].src = (on) ? imgobj[i][1].src : imgobj[i][0].src;
	}
}

preloader("nav01","images/home/nav01a.gif","images/home/nav01b.gif");
preloader("nav05","images/home/nav04a.gif","images/home/nav04b.gif");
preloader("nav02","images/home/navServices02a.gif","images/home/navServices02b.gif");
//preloader("nav07","/images/home/navFocus03a.gif","/images/home/navFocus03b.gif");
preloader("nav07W","images/home/navWhatsNew03a.gif","images/home/navWhatsNew03b2.gif");
preloader("nav08W","images/home/navOpportunities03a.gif","images/home/navOpportunities03b.gif");
preloader("nav04","images/home/navClients04a.gif","images/home/navClients04b.gif");
//preloader("nav05","/images/home/navVirtualOffice05a.gif","/images/home/navVirtualOffice05b.gif");

preloader("nav11","../../images/global/nav01a.gif","../../images/global/nav01b.gif");
preloader("nav12","../../images/global/nav02a.gif","../../images/global/nav02b.gif");
//preloader("nav13F","/images/global/nav03Fa.gif","/images/global/nav03Fb.gif");
preloader("nav13W","../../images/global/nav03Wa.gif","../../images/global/nav03Wb.gif");
preloader("nav19","../../images/global/nav06Ca.gif","../../images/global/nav06Cb.gif");
preloader("nav13","../../images/global/nav03a.gif","../../images/global/nav03b.gif");
preloader("nav09W","../../images/global/navTopOppa.gif","../../images/global/navTopOppb.gif");
//preloader("nav14","/images/global/nav04a.gif","/images/global/nav04b.gif");
preloader("nav16","../../images/global/nav-contacta.gif","../../images/global/nav-contactb.gif");
preloader("nav17","../../images/global/nav-supporta.gif","../../images/global/nav-supportb.gif");
//preloader("nav18","/images/global/nav07a.gif","/images/global/nav07b.gif");