var ua = navigator.userAgent.toLowerCase();
var isNetscape = false;
this.isIE          = (ua.indexOf('msie') != -1 && !this.isOpera && (ua.indexOf('webtv') == -1) ); 
this.isNS          = ( (this.isGecko) ? (ua.indexOf('netscape') != -1) : ( (ua.indexOf('mozilla') != -1) && !this.isOpera && !this.isSafari && (ua.indexOf('spoofer') == -1) && (ua.indexOf('compatible') == -1) && (ua.indexOf('webtv') == -1) && (ua.indexOf('hotjava') == -1) ) );
this.versionMinor = parseFloat(navigator.appVersion);
if (this.isNS) {
	isNetscape = true;
}
this.isNS4up = (this.isNS && this.versionMinor >= 4);
this.isIE4up = (this.isIE && this.versionMinor >= 4) || (this.isIE && this.versionMinor >= 4);
var javaSupport = this.isIE4up || this.isNS4up;

function rollOver(imgSwap,imgName)
{
	if (javaSupport) {
        
        imgSwap = eval(imgSwap + ".src");
        document [imgName].src = imgSwap;

	}

}

function openNewWindow(URLtoOpen, windowName, windowFeatures) { 
	if (javaSupport) {
		day = new Date();
		id = day.getTime();
  		newWindow=window.open(URLtoOpen, id, windowFeatures);
	}
}

if (javaSupport) {
	
	onLogo = new Image(300,45);
	onLogo.src = "images/logo-over.gif";
	offLogo = new Image(300,45);
	offLogo.src = "images/logo.gif";
	
	onLogo4 = new Image(297,73);
	onLogo4.src = "images/logo-over-04.gif";
	offLogo4 = new Image(297,73);
	offLogo4.src = "images/logo-04.gif";
	
	onCabs = new Image(110,33);
	onCabs.src = "images/menuArcadeCabs-over.gif";
	offCabs = new Image(110,33);
	offCabs.src = "images/menuArcadeCabs.gif";
	
	onGames = new Image(66,33);
	onGames.src = "images/menuGames-over.gif";
	offGames = new Image(66,33);
	offGames.src = "images/menuGames.gif";
	
	onOrdering = new Image(81,33);
	onOrdering.src = "images/menuOrdering-over.gif";
	offOrdering = new Image(81,33);
	offOrdering.src = "images/menuOrdering.gif";
	
	onAbout = new Image(85,33);
	onAbout.src = "images/menuAbout-over.gif";
	offAbout = new Image(85,33);
	offAbout.src = "images/menuAbout.gif";
	
	onContact = new Image(113,33);
	onContact.src = "images/menuContact-over.gif";
	offContact = new Image(113,33);
	offContact.src = "images/menuContact.gif";


}