function addLoadEvent(func) {
    var oldonload = window.onload;
    if (typeof window.onload != 'function') { window.onload = func; }
    else {
    	window.onload = function() {
			if (oldonload) {
				oldonload();
            	}
			func();
        	}
    	}
	}

addLoadEvent(function() {
	
	if (document.getElementById('t1')) {
		for (var count=1;count<13;count++) {
			var tablet = document.getElementById('t' + count)
			tablet.myImg = tablet.getElementsByTagName('img')[0]
			tablet.myPath = tablet.getElementsByTagName('a')[0]
			tablet.myWidth = '500'
			tablet.myHeight = '500'
			tablet.onclick = openWindow
			tablet.onmouseover = changeImage
			tablet.onmouseout = restoreImage
			}
		}
		
	if (document.getElementById('kids')) {
		var kids = document.getElementById('kids')
		kids.firstChild.nodeValue = ''
		kids.appendChild(document.createElement('img'))
		kids.childNodes[1].setAttribute('src','images/kidspage.jpg')
		kids.onmouseover = function() { changeKids(this); return false }
		kids.onmouseout = function() { restoreKids(this); return false }
		}
		
	if (document.getElementById('choctaw')) {
		var choctaw = document.getElementById('choctaw')
		choctaw.myPath = choctaw.getElementsByTagName('a')[0]
		choctaw.myWidth = '800'
		choctaw.myHeight = '600'
		choctaw.onclick = openWindow
		}
		
	if (document.getElementById('visit')) {
		var visit = document.getElementById('visit')
		visit.myPath = visit.getElementsByTagName('a')[0]
		visit.myWidth = '400'
		visit.myHeight = '200'
		visit.onclick = openWindow
		}
	
	})


function changeImage() {
	this.myImg.src = 'images/click.jpg'
	}
	
function restoreImage() {
	this.myImg.src = 'images/' + this.id + '.jpg'
	}
	
function changeKids(kids) {
	kids.childNodes[1].setAttribute('src','images/kidspage_down.jpg')
	}
	
function restoreKids(kids) {
	kids.childNodes[1].setAttribute('src','images/kidspage.jpg')
	}

function openWindow() {
	var thisWin
	var thisPath = this.myPath.getAttribute('href')
	thisWin = window.open(thisPath,'popup','toolbar=no,location=no,scrollbars=yes,resizable=yes,width=' + this.myWidth + ',height=' + this.myHeight)
	thisWin.focus()
	return false
	}


addLoadEvent(function() { rotate() })

function rotate() {

	var c
	var imgCount = 50;
	var frameImages = new Array(imgCount)
	if (document.getElementById('imgSlide')) {
		var imgSlide = document.getElementById('imgSlide')
		for(c=0; c<imgCount; c++) {
			frameImages[c] = "slides/slide" + c + ".jpg"
			}
		var randomnumber = Math.floor(Math.random()*imgCount)
		if (randomnumber < imgCount) { imgSlide.src = frameImages[randomnumber] }
		setTimeout("rotate()",2 * 2000)
		}
		
	}


addLoadEvent(function() {
	if (document.getElementById("navigation")) {
		if (window.attachEvent) {
			var sfEls = document.getElementById("navigation").getElementsByTagName("li");
			for (var i=0; i<sfEls.length; i++) {
				sfEls[i].onmouseover=function() {
					this.className+=" sfhover";
					}
				sfEls[i].onmouseout=function() {
					this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
					}
				}
			}
		}
	})

addLoadEvent(function() {
	var formObject
	if ((formObject = document.getElementById('loginform'))) {
		var hiddenField = document.getElementById('confirm')
		var hideDiv = hiddenField.parentNode.parentNode
		hideDiv.style.visibility = 'hidden'
		
		var myUsername = document.getElementById('username')
		var myPassword = document.getElementById('password')
		var myConfirm = document.getElementById('confirm')
		
		var myLogin = document.getElementById('login')
		var myRegister = document.getElementById('register')
		
		myLogin.onfocus = function() { loginSwitch(hideDiv,false) }
			
		myRegister.onfocus = function() { loginSwitch(hideDiv,true) }
		
		formObject.onsubmit = function() { return validate(myUsername.value,myPassword.value,myConfirm.value,myRegister.checked) }
 		}
	})

function validate(myUsername,myPassword,myConfirm,register) {
	if (register == true) {
		if (myPassword != myConfirm) {
			alert('Register: You have not confirmed your password correctly')
			return false
			}
		else if (myUsername == "" || myPassword == "") {
			alert('Register: You have missed a field')
			return false
			}
		else return true
		}
	else if (myUsername == "" || myPassword == "") {
			alert('Login: You have missed a field')
			return false
			}
	else return true
	}

function loginSwitch(showDiv,register) {
	if (register == true) {
		showDiv.style.visibility = 'visible'
		}
	else if (register == false) {
		showDiv.style.visibility = 'hidden'
		}
	}

addLoadEvent(function() {
	
	var myFieldset;
	if ((myFieldset = document.getElementById('adminField'))) {
		var mysubmitFieldset = document.getElementById('adminSubmit');
		mysubmitFieldset.style.borderWidth = '0';
		var myDivs = myFieldset.getElementsByTagName('div');
		var myRadios = {};
		var myLabels = {};
		var i;
		for (i=0;i<myDivs.length;i++) {
			myRadios.i = myDivs[i].getElementsByTagName('input')[0];
			myLabels.i = myDivs[i].getElementsByTagName('label')[0];
			myLabels.i.style.position = 'relative';
			myLabels.i.style.left = '-10px';
			myLabels.i.style.top = '-20px';
			myLabels.i.style.display = 'block';
			myLabels.i.style.padding = '4px';
			myLabels.i.style.cursor = 'pointer';
			myLabels.i.style.width = '200px';
			myLabels.i.style.borderWidth = '1px';
			myLabels.i.style.borderColor = '#666';
			myLabels.i.style.borderStyle = 'solid';
			myLabels.i.style.backgroundColor = '#ebeccc';
			myRadios.i.onclick = function() { submitform() }
			}
	
		var mySubmit = document.getElementById('next');
		mySubmit.style.display = 'none';
		}
		
	})

function submitform() {
	document.getElementById('adminForm').submit();
	}

addLoadEvent(function() {
	
	if (document.getElementById("map_canvas")) {
		var map = new GMap2(
		document.getElementById("map_canvas"));
		map.setCenter(
		new GLatLng(54.874508,-3.084068), 13);
		map.addControl(new GLargeMapControl());
		map.addControl(new GMapTypeControl());
		var lsc = new google.maps.LocalSearch();
		map.addControl(new google.maps.LocalSearch());

		function createMarker(point, text, title) {
			var marker =
			new GMarker(point,{title:title});
			GEvent.addListener(
				marker, "click", function() {
					marker.openInfoWindowHtml(text);
					});
			return marker;
			}
        
		var marker = createMarker(
			new GLatLng(54.874508,-3.084068),
        	'<div style="width: 210px; padding-right: 10px;"><b>Watchtree Nature Reserve</b>,<br>Great Orton, Carlisle, Cumbria CA5 6NL.<br>Tel. 01228 712 539</div>',
        	'Watchtree Nature Reserve');
		map.addOverlay(marker);
		}
	
	})