基于jQuery悬停图片变色放大特效

 <div style="width: 620px; margin: 40px auto 0 auto;">
        <div class="img">
            <div class="inner">
                <div>
                    <img src="image/1-1.jpg" /></div>
                <div>
                    <img src="image/1-2.jpg" /></div>
            </div>
        </div>
        <div class="img">
            <div class="inner">
                <div>
                    <img src="image/2-1.jpg" /></div>
                <div>
                    <img src="image/2-2.jpg" /></div>
            </div>
        </div>
        <div class="img">
            <div class="inner">
                <div>
                    <img src="image/3-1.jpg" /></div>
                <div>
                    <img src="image/3-2.jpg" /></div>
            </div>
        </div>
        <div class="img">
            <div class="inner">
                <div>
                    <img src="image/4-1.jpg" /></div>
                <div>
                    <img src="image/4-2.jpg" /></div>
            </div>
        </div>
        <div class="img">
            <div class="inner">
                <div>
                    <img src="image/1-1.jpg" /></div>
                <div>
                    <img src="image/1-2.jpg" /></div>
            </div>
        </div>
        <div class="img">
            <div class="inner">
                <div>
                    <img src="image/2-1.jpg" /></div>
                <div>
                    <img src="image/2-2.jpg" /></div>
            </div>
        </div>
    </div>
    <script type="text/javascript">
        $(".img").mouseenter(function () {
            var $this = $(this);
            var $div = $this.find(".inner div");
            $div.eq(1).stop();
            $div.eq(1).css({ "top": "0px", "left": "0px", "width": "200px", "height": "200px" });
            $div.eq(0).stop().animate({ "top": "-25px", "left": "-25px", "width": "250px", "height": "250px", "opacity": "0" }, 500);
            $div.eq(1).stop().animate({ "top": "-25px", "left": "-25px", "width": "250px", "height": "250px", "opacity": "1" }, 500);
        }).mouseleave(function () {
            var $this = $(this);
            var $div = $this.find(".inner div");
            $div.eq(0).stop().animate({ "top": "0", "left": "0", "width": "200px", "height": "200px", "opacity": "1" }, 500);
            $div.eq(1).stop().animate({ "top": "0", "left": "0", "width": "200px", "height": "200px", "opacity": "0" }, 500);
        });    
    </script>