JQuery预览图片

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
    <title>jQuery图片预览</title>
    <script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.4.2/jquery.min.js"></script>
    <script type="text/javascript">
        var ShowImage = function() {
            xOffset = 10;
            yOffset = 30;
            jQuery("#imglist").find("img").hover(function(e) {
                jQuery("<img id='imgshow' src='" + this.src + "' />").appendTo("body");
                jQuery("#imgshow")
                    .css("top", (e.pageY - xOffset) + "px")
                 .css("left", (e.pageX + yOffset) + "px")
           .fadeIn("fast");
            }, function() {
                jQuery("#imgshow").remove();
            });

            jQuery("#imglist").find("img").mousemove(function(e) {
                jQuery("#imgshow")
                   .css("top", (e.pageY - xOffset) + "px")
             .css("left", (e.pageX + yOffset) + "px")
            });
        };

        jQuery(document).ready(function() {
            ShowImage();
        });
    </script>
    <style type="text/css">
        body{ width:600px; margin:0 auto;}
        img{border:none;}
        ul,li{
         margin:0;
         padding:0;
        }
        li{
         list-style:none;
         float:left;
         display:inline;
         margin-right:10px;
        }
        #imglist img{width:150px;height:120px;}
        #imgshow{
         position:absolute;
         border:1px solid #ccc;
         background:#333;
         padding:5px;
         color:#fff;
         display:none;
     }
    </style>
</head>
<body>
<ul id="imglist">
    <li><a><img src="http://www.jquery001.com/images/demo/35624390.jpg" alt="安以轩" /></a></li>
    <li><a><img src="http://www.jquery001.com/images/demo/35624390.jpg" alt="安以轩" /></a></li>
</ul>
</body>
</html>

原文地址：http://www.jquery001.com/jquery-image-preview.html