window.onload = function() {
	
	

	myHeight1 = new fx.Height('nav1', {duration: 400});
	myHeight1.hide();
	
	myHeight2 = new fx.Height('nav2', {duration: 400});
	myHeight2.hide();
	
	myHeight3 = new fx.Height('nav3', {duration: 400});
	myHeight3.hide();

	myHeight4 = new fx.Height('nav4', {duration: 400});
	myHeight4.hide();

	
	
	startscroll();
}