function switchMenu(item, id) {
	item.src = 'images/menu/item_' + id + 'h.jpg';
}

function switchBack(item, id) {
	item.src = 'images/menu/item_' + id + '.jpg';
}

function switchNav(item, id) {
	item.src = 'images/buttons/button_' + id + 'h.jpg';
}

function switchNavBack(item, id) {
	item.src = 'images/buttons/button_' + id + '.jpg';
}


function switchGo(item) {
	item.src = 'images/headers/goover.jpg';
}

function switchGoBack(item) {
	item.src = 'images/headers/gobutton.jpg';
}