NS4 = (document.layers) ? 1 : 0;
IE4 = (document.all) ? 1 : 0;
ver4 = (NS4 || IE4) ? 1 : 0;

browser_name = navigator.appName;
browser_version = parseFloat(navigator.appVersion);

var allpicsrc = new Array();
var timeout;

if (browser_name == "Netscape" && browser_version >= 3.0) { roll = 'true'; }
else if (browser_name == "Microsoft Internet Explorer" && browser_version >= 3.0) { roll = 'true'; }
else { roll = 'false'; }

function on(img) { if (roll == 'true' && img != '') { document.images[img].src = 'images/' + img + '_a.gif'; } }
function off(img) { if (roll == 'true' && img != '') { document.images[img].src = 'images/' + img + '.gif'; } }

//Preload images

if (roll == 'true')
{

 ap_menu_home=new Image();
 ap_menu_home.src='images/ap_menu_home_a.gif';

 ap_menu_news=new Image();
 ap_menu_news.src='images/ap_menu_news_a.gif';

 ap_menu_price=new Image();
 ap_menu_price.src='images/ap_menu_price_a.gif';

 ap_menu_photos=new Image();
 ap_menu_photos.src='images/ap_menu_photos_a.gif';

 ap_menu_attractions=new Image();
 ap_menu_attractions.src='images/ap_menu_attractions_a.gif';

 ap_menu_contacts=new Image();
 ap_menu_contacts.src='images/ap_menu_contacts_a.gif';

}
//Add this for HTML Cod
//<a href="#" onMouseOver="on('image_mane');" onMouseOut="off('image_name')"><img name="image_name" src="images/image_name.gif"></a>