var interval_id;

	function main() {
	
	    if (document.images) {
		nav1 = new Image(72,63);
		nav1.src = "../images/clips/bowler.gif";
		nav2 = new Image(72,63);
		nav2.src = "../images/clips/meeting.gif";
		nav3 = new Image(72,63);
		nav3.src = "../images/clips/doctor2.gif";
		nav4 = new Image(72,63);
		nav4.src = "../images/clips/ball_and_pin.gif";
		nav5 = new Image(72,63);
		nav5.src = "../images/clips/notepad2.gif";
		nav6 = new Image(72,63);
		nav6.src = "../images/clips/worker2.gif";
		nav7 = new Image(72,63);
		nav7.src = "../images/clips/deal.gif";
		nav10 = new Image(72,63);
		nav10.src = "../images/clips/internet.gif";
		nav8 = new Image(72,63);
		nav8.src = "../images/clips/telephone.gif";
		nav9 = new Image(72,63);
		nav9.src = "../images/clips/sign.gif";
		nav11 = new Image(72,63);
		nav11.src = "../images/clips/boxingGlove.gif";
		nav12 = new Image(72,63);
		nav12.src = "../images/clips/museum.gif";


		news1 = new Image(72,63);
		news1.src = "../images/clips/headlines.gif";
		news2 = new Image(72,63);
		news2.src = "../images/clips/bullhorn.gif";

		home1 = new Image(72,63);
		home1.src = "../images/clips/house.gif";
		home2 = new Image(72,63);
		home2.src = "../images/clips/family.gif";

        map = new Image(353,436);
		map.src = "../images/map/map.gif";

	    }
	}

        function chkver (imagename, objectsrc) {
	    self.clearInterval(interval_id);
            var n = navigator.appName;
            var v = parseInt(navigator.appVersion);
            var browsok = ((n == "Netscape") && (v >= 3));
            var browsok2 = ((n == "Microsoft Internet Explorer") && (v >= 4));
            if ((browsok) || (browsok2))
		document.images[imagename].src=eval(objectsrc + ".src");
        }

        function show_guy() {
	    self.clearInterval(interval_id);
            chkver('nav', 'nav1'); 
        }

	function need_guy() {
	    interval_id = self.setInterval("show_guy();", 250);
	}