//initialisation function
var init = function (){
	setupNav();
	if (f.$("booking-form")){
		setupDates();
	}
};

window.onload = init;


var bool,
f = {
	$:function (id){
		return document.getElementById(id);
	},
	
	clearChildren:function (n){
		while (n.firstChild){
			n.removeChild(n.firstChild)
		}
		return n;
	}
};



//---- NAVIGATION ROLLOVERS & MENU EVENTS ----//
function setupNav(){
	var nItems = new Array(), nItemsI;
	
	if (n = f.$("top-nav")){
		nItems = n.getElementsByTagName("a");
		
		for (var i = Number(0), j = Number(nItems.length); i < j; i++){
			nItemsI = nItems[i];
			navImg = nItemsI.getElementsByTagName("img");
			
			if (navImg[0]){
				if (navImg[0].src.indexOf("-sel") == -1){
					nItemsI.stored = navImg[0].id;
					nItemsI.onmouseover = imgRoll;
					nItemsI.onmouseout = imgOff;
				}
			}
		}
	}
	
}

//---- NAVIGATION ROLLOVERS PRE-LOADERS ----//
if(document.images){
nav01Roll = new Image();
nav01Roll.src = "/LtaOnlineV26/images/nav-home-sel.gif";
nav01Off = new Image();
nav01Off.src = "/LtaOnlineV26/images/nav-home.gif";

nav02Roll = new Image();
nav02Roll.src = "/LtaOnlineV26/images/nav-players-sel.gif";
nav02Off = new Image();
nav02Off.src = "/LtaOnlineV26/images/nav-players.gif";

nav03Roll = new Image();
nav03Roll.src = "/LtaOnlineV26/images/nav-competition-sel.gif";
nav03Off = new Image();
nav03Off.src = "/LtaOnlineV26/images/nav-competition.gif";

nav04Roll = new Image();
nav04Roll.src = "/LtaOnlineV26/images/nav-coaches-sel.gif";
nav04Off = new Image();
nav04Off.src = "/LtaOnlineV26/images/nav-coaches.gif";

nav05Roll = new Image();
nav05Roll.src = "/LtaOnlineV26/images/nav-clubs-sel.gif";
nav05Off = new Image();
nav05Off.src = "/LtaOnlineV26/images/nav-clubs.gif";

nav06Roll = new Image();
nav06Roll.src = "/LtaOnlineV26/images/nav-parents-sel.gif";
nav06Off = new Image();
nav06Off.src = "/LtaOnlineV26/images/nav-parents.gif";

nav07Roll = new Image();
nav07Roll.src = "/LtaOnlineV26/images/nav-watch-sel.gif";
nav07Off = new Image();
nav07Off.src = "/LtaOnlineV26/images/nav-watch.gif";

nav08Roll = new Image();
nav08Roll.src = "/LtaOnlineV26/images/nav-news-sel.gif";
nav08Off = new Image();
nav08Off.src = "/LtaOnlineV26/images/nav-news.gif";

nav09Roll = new Image();
nav09Roll.src = "/LtaOnlineV26/images/nav-shop-sel.gif";
nav09Off = new Image();
nav09Off.src = "/LtaOnlineV26/images/nav-shop.gif";

nav10Roll = new Image();
nav10Roll.src = "/LtaOnlineV26/images/nav-in-your-area-sel.gif";
nav10Off = new Image();
nav10Off.src = "/LtaOnlineV26/images/nav-in-your-area.gif";

navB01Roll = new Image();
navB01Roll.src = "/LtaOnlineV26/images/nav-blue-myprofile-sel.gif";
navB01Off = new Image();
navB01Off.src = "/LtaOnlineV26/images/nav-blue-myprofile.gif";

navB02Roll = new Image();
navB02Roll.src = "/LtaOnlineV26/images/nav-blue-membership-sel.gif";
navB02Off = new Image();
navB02Off.src = "/LtaOnlineV26/images/nav-blue-membership.gif";

navB03Roll = new Image();
navB03Roll.src = "/LtaOnlineV26/images/nav-blue-myclub-sel.gif";
navB03Off = new Image();
navB03Off.src = "/LtaOnlineV26/images/nav-blue-myclub.gif";

navB04Roll = new Image();
navB04Roll.src = "/LtaOnlineV26/images/nav-blue-myschool-sel.gif";
navB04Off = new Image();
navB04Off.src = "/LtaOnlineV26/images/nav-blue-myschool.gif";

navB05Roll = new Image();
navB05Roll.src = "/LtaOnlineV26/images/nav-blue-play-sel.gif";
navB05Off = new Image();
navB05Off.src = "/LtaOnlineV26/images/nav-blue-play.gif";

navB06Roll = new Image();
navB06Roll.src = "/LtaOnlineV26/images/nav-blue-coach-sel.gif";
navB06Off = new Image();
navB06Off.src = "/LtaOnlineV26/images/nav-blue-coach.gif";

navB07Roll = new Image();
navB07Roll.src = "/LtaOnlineV26/images/nav-blue-tournament-organisers-sel.gif";
navB07Off = new Image();
navB07Off.src = "/LtaOnlineV26/images/nav-blue-tournament-organisers.gif";

navB08Roll = new Image();
navB08Roll.src = "/LtaOnlineV26/images/nav-blue-placestoplay-sel.gif";
navB08Off = new Image();
navB08Off.src = "/LtaOnlineV26/images/nav-blue-placestoplay.gif";

}

//---- NAVIGATION ROLLOVERS ----//
function imgRoll(){
	var n = this.stored;
	if(document.getElementById(n)){
		document.getElementById(n).src = eval(n+"Roll").src;
	}
}

function imgOff(){
	var n = this.stored;
	if(document.getElementById(n)){
		document.getElementById(n).src = eval(n+"Off").src;	
	}
}