// JavaScript Document
 $(document).ready(function(){
 
 var imgArr = new Array( // relative paths of images
 '../images/bg2.jpg', '../images/bg3.jpg', '../images/bg4.jpg','../images/bg5.jpg','../images/bg6.jpg','../images/bg7.jpg','../images/bg8.jpg','../images/bg1.jpg','../images/bg10.jpg','../images/bg9.jpg','../images/bg11.jpg','../images/bg12.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,4000);
 
 /* image rotator */
 function changeImg(){
 $('#main-content-new').animate({opacity: 1}, 2000, function(){
 $(this).css('background','url(' + preloadArr[currImg++%preloadArr.length].src +') top center no-repeat');
 }).animate({opacity: 1}, 2000);
 }
 
 });