Плавный переход картинок Juery

$(document).ready(function() {
$(".paging").show();
$(".paging a:first").addClass("active");
var imageWidth = $(".window").width();
var imageSum = $(".image_reel img").size();
var imageReelWidth = imageWidth * imageSum;
$(".image_reel").css({'width' : imageReelWidth});

//Paging + Slider Function
rotate = function(){
var triggerID = $active.attr("rel") - 1;
var image_reelPosition = triggerID * imageWidth;
$(".paging a").removeClass('active'); //Remove all active class
$active.addClass('active');

//Slider Animation
$(".image_reel").animate({
left: -image_reelPosition
}, 0 );
};
//Rotation + Timing Event
rotateSwitch = function(){
play = setInterval(function(){ //Set timer - this will repeat itself every 3 seconds
$active = $('.paging a.active').next();
if ( $active.length === 0) { //If paging reaches the end...
$active = $('.paging a:first'); //go back to first
}
rotate(); //Trigger the paging and slider function
}, 3000); //Timer speed in milliseconds (3 seconds)
};
rotateSwitch(); //Run function on launch
//On Hover
$(".image_reel a").hover(function() {
clearInterval(play); //Stop the rotation
}, function() {
rotateSwitch(); //Resume rotation
});
//On Click
$(".paging a").click(function() {
$active = $(this);
clearInterval(play);
rotate();
rotateSwitch();
return false;
});
});