<!--

function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImagesArray(array) {
	if (preloadFlag == true) {
		var d = document; var img;
		for (var i=0; i<array.length; i+=2) {
			img = null; var n = array[i];
			if (d.images) {img = d.images[n];}
			if (!img && d.getElementById) {img = d.getElementById(n);}
			if (img) {img.src = array[i+1];}
		}
	}
}

function changeImages() {
	changeImagesArray(changeImages.arguments);
}

function greyAll() {
	changeImages('homeButton', 'images/home_button_dimmed.gif');
	changeImages('aboutButton', 'images/about_button_dimmed.gif');
	changeImages('facilitiesButton', 'images/facilities_button_dimmed.gif');
	changeImages('villageButton', 'images/village_button_dimmed.gif');
	changeImages('localAreaButton', 'images/local_area_button_dimmed.gif');
	changeImages('contactButton', 'images/contact_button_dimmed.gif');
}

function resetAll() {
	changeImages('homeButton', 'images/home_button.gif');
	changeImages('aboutButton', 'images/about_button.gif');
	changeImages('facilitiesButton', 'images/facilities_button.gif');
	changeImages('villageButton', 'images/village_button.gif');
	changeImages('localAreaButton', 'images/local_area_button.gif');
	changeImages('contactButton', 'images/contact_button.gif');
}

var preloadFlag = false;

function preloadImages() {

	if (document.images) {
	
		home_button_hi = newImage('images/home_button_highlighted.gif');
		about_button_hi = newImage('images/about_button_highlighted.gif');
		facilities_button_hi = newImage('images/facilities_button_highlighted.gif');
		village_button_hi = newImage('images/village_button_highlighted.gif');
		local_area_button_hi = newImage('images/local_area_button_highlighted.gif');
		contact_button_hi = newImage('images/contact_button_highlighted.gif');
		
		home_button_dimmed = newImage('images/home_button_dimmed.gif');
		about_button_dimmed = newImage('images/about_button_dimmed.gif');
		facilities_button_dimmed = newImage('images/facilities_button_dimmed.gif');
		village_button_dimmed = newImage('images/village_button_dimmed.gif');
		local_area_button_dimmed = newImage('images/local_area_button_dimmed.gif');
		contact_button_dimmed = newImage('images/contact_button_dimmed.gif');
		
		preloadFlag = true;
	}
}

//-->