<!--

if (
	(navigator.appName == "Netscape") && (parseInt(navigator.appVersion) >= 4) && 
	(navigator.appVersion.indexOf('Mac') > 1)
	)
	{
	document.write("<link rel=\"stylesheet\" type=\"text/css\" href=\"mac.css\">");
	}

else if (
	(navigator.appName == "Microsoft Internet Explorer") && (navigator.appVersion.indexOf('MSIE 5') > 1) && 
	(navigator.appVersion.indexOf('Mac') > 1)
	)
	{
	document.write("<link rel=\"stylesheet\" type=\"text/css\" href=\"mac_ie5.css\">");
	}

else if (
	(navigator.appName == "Microsoft Internet Explorer") && (parseInt(navigator.appVersion) >= 3) &&
	(navigator.appVersion.indexOf('Mac') > 1)
	)
	{
	document.write("<link rel=\"stylesheet\" type=\"text/css\" href=\"mac.css\">");
	}

else if (
	(navigator.appName == "Microsoft Internet Explorer") && (parseInt(navigator.appVersion) >= 4) &&
	(navigator.appVersion.indexOf('Mac') == -1)
	)
	{
	document.write("<link rel=\"stylesheet\" type=\"text/css\" href=\"win4.css\">");
	}

else if (
	(navigator.appName == "Netscape") && (parseInt(navigator.appVersion) >= 4) &&
	(navigator.appVersion.indexOf('Mac') == -1)
	)
	{
	document.write("<link rel=\"stylesheet\" type=\"text/css\" href=\"win4.css\">");
	}


else {
	document.write("<link rel=\"stylesheet\" type=\"text/css\" href=\"win3.css\">");
	}

if (document.images) {
compass_F1    = new Image(74,70); compass_F1.src    = "images/compass.jpg";
compass_F2    = new Image(74,70); compass_F2.src    = "images/compass_F2.jpg";
signpost_F1   = new Image(75,70); signpost_F1.src   = "images/signpost.jpg";
signpost_F2   = new Image(75,70); signpost_F2.src   = "images/signpost_F2.jpg";
radio_F1      = new Image(75,70); radio_F1.src      = "images/radio.jpg";
radio_F2      = new Image(75,70); radio_F2.src      = "images/radio_F2.jpg";
suitcase_F1   = new Image(74,70); suitcase_F1.src   = "images/suitcase_4.jpg";
suitcase_F2   = new Image(74,70); suitcase_F2.src   = "images/suitcase_4_F2.jpg";
hut_F1        = new Image(73,70); hut_F1.src        = "images/hut.jpg";
hut_F2        = new Image(73,70); hut_F2.src        = "images/hut_F2.jpg";
tour_guide_F1 = new Image(74,70); tour_guide_F1.src = "images/tour_guide.jpg";
tour_guide_F2 = new Image(74,70); tour_guide_F2.src = "images/tour_guide_F2.jpg";
}

/* Function that swaps images. */

function di20(id, newSrc) {
    var theImage = FWFindImage(document, id, 0);
    if (theImage) {
        theImage.src = newSrc;
    }
}

/* Functions that track and set toggle group button states. */

function FWFindImage(doc, name, j) {
    var theImage = false;
    if (doc.images) {
        theImage = doc.images[name];
    }
    if (theImage) {
        return theImage;
    }
    if (doc.layers) {
        for (j = 0; j < doc.layers.length; j++) {
            theImage = FWFindImage(doc.layers[j].document, name, 0);
            if (theImage) {
                return (theImage);
            }
        }
    }
    return (false);
}

// stop hiding -->
