js实现鼠标悬浮给图片加边框的方法

<div class="T-s-l fl">  <a href="" class="a1">   <img src="images/11.jpg" width="234" height="368" />  </a><a href="" class="a2">   <img src="images/11.jpg" />  </a><a href="" class="a3">   <img src="images/11.jpg" />  </a> </div>

<script src="js/jquery-1.9.1.min.js" type="text/javascript"></script> <script src="js/jquery.insetborder.js" type="text/javascript"></script> <script type="text/javascript">  $(document).ready(function () {   //border  $(".T-s-l a.a1").borderEffect();  $(".a1").borderEffect();  $(".T-s-l a.a2").borderEffect({ borderColor: '#e80484' });  $(".T-s-l a.a3").borderEffect({ borderColor: '#7b7b7b', speed: 300, borderWidth: 10 });  }); </script>

.T-s-l a{background:url(images/download.png) no-repeat -10px 20px #fff;} .T-s-l{width:952px;overflow:hidden;} .T-s-l a{float:left; width:234px;height:368px;margin:0 19px 17px 0;font-size:0;overflow:hidden;}