Object.extend( Element, {
	toggle: function(element) {
	   	element = $(element);
		if ( element.style.display = '' ) {
			element.style.display = 'none';
		} else {
			element.style.display = '';
		}
	},
	show: function(element) {
	   	element = $(element);
		element.style.display = '';
	},
	hide: function(element) {
	   	element = $(element);
		element.style.display = 'none';
	}
});