function on(img){
	document[img].src = eval(img + 'On').src;
}

function off(img){
	document[img].src = eval(img + 'Off').src;
}





function showMenu(menu) {
	//if(menu == 'about') {
	//	var offsetx = 0
	//} else if(menu == 'ship') {
	//	var offsetx = 0
	//} else if(menu == 'kayak') {
	//	var offsetx = 0
	//} else if(menu == 'sightseeing') {
	//	var offsetx = 0
	//} else if(menu == 'cruise') {
	//	var offsetx = 0
	//} else if(menu == 'reservations') {
	//	var offsetx = 0
	//} else if(menu == 'trawler') {
	//	var offsetx = 0
//}
		
	alignToImg('img_' + menu,menu,-1,21)
	showLayer(menu)
}

function hideMenu() {
	hideLayer('about')
	hideLayer('ship')
	hideLayer('kayak')
        hideLayer('sightseeing')
	hideLayer('cruise')
	hideLayer('reservations')
	hideLayer('trawler')
}