$(document).ready(function () {
	        var imgArr = new Array( // relative paths of images
					'images/bg/bg-1.jpg',
					'images/bg/bg_dave_2.jpg',
					'images/bg/bg_lake.jpg',
					'images/bg/bg_geneva.jpg',
					'images/bg/bg_dave_1.jpg'
					);
	        var preloadArr = new Array();
	        var i;
	        /* preload images */
	        for (i = 0; i < imgArr.length; i++) {
	            preloadArr[i] = new Image();
	            preloadArr[i].src = imgArr[i];
	        }
	        var currImg = 1;
	        var intID = setInterval(changeImg, 6000);
	        function changeImg() {
	            $('#homebg').animate({ opacity: 0.6 }, 1000, function () {
	                $(this).css('background', '#fff url(' + preloadArr[currImg++ % preloadArr.length].src + ') top right no-repeat');
	            }).animate({ opacity: 1 }, 1000);
	        }
	    });