window.onload = function() {
		
		document.getElementById('slider1').style.height = '0px';
		control1 = new fx.Height('slider1', {duration: 400});
		
		document.getElementById('slider2').style.height = '0px';
		control2 = new fx.Height('slider2', {duration: 400});
		
		document.getElementById('slider3').style.height = '0px';
		control3 = new fx.Height('slider3', {duration: 400});
}