<script src="Core/Public/js/jquery.js" type="text/javascript"></script> //引入Jquery <style type="text/css"> //编写创建的div的样式 #tooltip { position: absolute; border: 1px #solid #333; background: #f7f5d1; padding: 1px; color: #333; display: none; } </style> <script type="text/javascript"> //编写JS代码 $(function () { var x = 10; var y = 10; $("a.tooltip").mouseover(function (e) { //当鼠标指针从元素上移入时 this.myTitle = this.title; this.title = ""; var tooltip = "<div id='tooltip'>" + this.myTitle + "</div>"; $("body").append(tooltip); $("#tooltip").css({ "top": (e.pageY + y) + "px", "left": (e.pageX + x) + "px" }).show("fast"); }).mouseout(function () { //当鼠标指针从元素上移开时 this.title = this.myTitle; $("#tooltip").remove(); }).mousemove(function (e) { //当鼠标指针从元素上移动时 $("#tooltip").css({ "top": (e.pageY + y) + "px", "left": (e.pageX + x) + "px" }); }); }); </script> //html代码 <ul> <li><a href="#" class="tooltip" title="甜美宽松毛衣">1111111111111</a></li> <li><a href="#" class="tooltip" title="是撒啊得瑟得">2222222222222</a></li> </ul>