if (document.images) {
	// create "off" array and populate with images
	var offArray = new Array()
	offArray[0] = new Image(107,24)
	offArray[1] = new Image(107,24)
	offArray[2] = new Image(107,24)
	offArray[3] = new Image(107,24)
	// set image paths
	offArray[0].src = "../img/nav/whoweare_0.gif"
	offArray[1].src = "../img/nav/whatwedo_0.gif"
	offArray[2].src = "../img/nav/whowedoitfor_0.gif"
	offArray[3].src = "../img/nav/whereweare_0.gif"
	
	// create "on" array and populate with images
	var onArray = new Array()
	onArray[0] = new Image(107,24)
	onArray[1] = new Image(107,24)
	onArray[2] = new Image(107,24)
	onArray[3] = new Image(107,24)
	// set image paths
	onArray[0].src = "../img/nav/whoweare_1.gif"
	onArray[1].src = "../img/nav/whatwedo_1.gif"
	onArray[2].src = "../img/nav/whowedoitfor_1.gif"
	onArray[3].src = "../img/nav/whereweare_1.gif"
	
	// create "hover" array and populate with images
	var hoverArray = new Array()
	hoverArray[0] = new Image(107,24)
	hoverArray[1] = new Image(107,24)
	hoverArray[2] = new Image(107,24)
	hoverArray[3] = new Image(107,24)
	// set image paths
	hoverArray[0].src = "../img/nav/whoweare.gif"
	hoverArray[1].src = "../img/nav/whatwedo.gif"
	hoverArray[2].src = "../img/nav/whowedoitfor.gif"
	hoverArray[3].src = "../img/nav/whereweare.gif"
}


var imgPath="../img/nav"

function hover(button,page) {
	if (button != page) {
		eval('document.images.'+ button +'.src = "'+ imgPath +'/'+ button +'.gif"');
	}
}
function unhover(button,page) {
	if (button != page) {
		eval('document.images.'+ button +'.src = "'+ imgPath +'/'+ button +'_0.gif"');
	}
}