var langPrefix = 'en';

//Preloader
var imgArray = new Array(
	'U_Services.jpg',
	'U_Links.jpg',
	'U_Linda.jpg',
	'U_Impress.jpg',
	'U_Horses.jpg',
	'U_Home.jpg',
	'U_Guest.jpg',
	'U_Fees.jpg',
	'U_Events.jpg',
	'U_Contact.jpg',
	'U_Balimo.jpg',
	'U_About.jpg',
	'S_Services.jpg',
	'S_Links.jpg',
	'S_Linda.jpg',
	'S_Impress.jpg',
	'S_Horses.jpg',
	'S_Guestbook.jpg',
	'S_Guest.jpg',
	'S_Fees.jpg',
	'S_Events.jpg',
	'S_Contact.jpg',
	'S_Balimo.jpg',
	'S_About.jpg',
	'S_Home.jpg'
);
for (var i=0; i<imgArray.length; i++) {
	var img = new Image();
	var srcStr = '/images/'+langPrefix+'/'+imgArray[i];
	img.src = srcStr;
}

var currentNav;
function setNav(name) { //Sets the active nav item - called by body onLoad()
	var navObj = document.getElementById('nav_'+name);
	if (name=='Home') {
		navObj.style.display='none'; //Remove the home link from the home page
	}
	if (navObj) {	
		switchNav(navObj,true);
		currentNav = navObj;
	}
}

function switchNav(sender,isOn, lang) { //Switches the nav highlight
	if (sender==currentNav) return; //Don't process for the active nav item
	if (lang) {
		if (lang=='de') langPrefix = 'de';
	}
	var name = sender.id;
	name = name.substring(name.indexOf('nav_')+4);
	src = name+'.jpg';
	src = (isOn == true) ? 'S_'+src : 'U_'+src;
	src = '/images/'+langPrefix+'/'+src;
	sender.src = src;
}