function roll(state,img) {
		var src = img.src;
		if(!src.indexOf('off.jpg')) return;
		
		switch(state) {
			case 'on': img.src = src.replace(/off.jpg/,'hover.jpg');break;
			case 'off':img.src = src.replace(/hover.jpg/,'off.jpg');break;
			default:break;
		}
	}
	function preload_menu() {
		var i = new Image(); i.src = 'http://www.apartmentjudge.com/files/images/cMenu/home_hover.jpg';
		var i = new Image(); i.src = 'http://www.apartmentjudge.com/files/images/cMenu/ratings_hover.jpg';
		var i = new Image(); i.src = 'http://www.apartmentjudge.com/files/images/cMenu/moving_hover.jpg';
		var i = new Image(); i.src = 'http://www.apartmentjudge.com/files/images/cMenu/contactus_hover.jpg';
		var i = new Image(); i.src = 'http://www.apartmentjudge.com/files/images/cMenu/aboutus_hover.jpg';
		var i = new Image(); i.src = 'http://www.apartmentjudge.com/files/images/cMenu/findapartments_hover.jpg';
		
		var i = new Image(); i.src = 'http://www.apartmentjudge.com/files/images/cMenu/home_on.jpg';
		var i = new Image(); i.src = 'http://www.apartmentjudge.com/files/images/cMenu/ratings_on.jpg';
		var i = new Image(); i.src = 'http://www.apartmentjudge.com/files/images/cMenu/moving_on.jpg';
		var i = new Image(); i.src = 'http://www.apartmentjudge.com/files/images/cMenu/contactus_on.jpg';
		var i = new Image(); i.src = 'http://www.apartmentjudge.com/files/images/cMenu/aboutus_on.jpg';
		var i = new Image(); i.src = 'http://www.apartmentjudge.com/files/images/cMenu/findapartments_on.jpg';

		var i = new Image(); i.src = 'http://www.apartmentjudge.com/files/images/cMenu/home_off.jpg';
		var i = new Image(); i.src = 'http://www.apartmentjudge.com/files/images/cMenu/ratings_off.jpg';
		var i = new Image(); i.src = 'http://www.apartmentjudge.com/files/images/cMenu/moving_off.jpg';
		var i = new Image(); i.src = 'http://www.apartmentjudge.com/files/images/cMenu/contactus_off.jpg';
		var i = new Image(); i.src = 'http://www.apartmentjudge.com/files/images/cMenu/aboutus_off.jpg';
		var i = new Image(); i.src = 'http://www.apartmentjudge.com/files/images/cMenu/findapartments_off.jpg';
	}
	preload_menu();