window.addEvent('domready', function(){
	var mySlide = new Fx.Slide('nutri_content',{
	duration: 500, 
	transition: Fx.Transitions.Quad.easeInOut
});
 
	mySlide.hide();
	$('nutri_toggle').addEvent('click', function (e) {
			mySlide.toggle();
			if($('nutri_image').src.indexOf('expand')!=-1) {
				$('nutri_image').src = 'img/nutritional-contract.gif';
			} else {
				$('nutri_image').src = 'img/nutritional-expand.gif';
			}
			
	});
});