使用jquery进行三栏式布局,左右定宽,中间自适应代码

canrun

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
  <meta http-equiv="Content-Type" content="text/html;charset=UTF-8" />
  <title></title>
  <script src="http://common.cnblogs.com/script/jquery.js" type="text/javascript"></script>
  <script type="text/javascript">
          var jq = jQuery.noConflict();
                function pos(){
                         var jq = jQuery.noConflict();
                        var main =  jq(window).width();
                        var left =  jq(".left").width();
                        var right = jq(".right").width();
                        var middle = main - left- right;
                        jq(".middle").css("width",middle);
                }
                jq(document).ready(function(){
                                pos();
                        });

                jq(window).resize(function() {
                                pos();
                        });
  </script>
  <style type="text/css">
/*<![CDATA[*/
        *{margin:0px;padding:0px;}
  /*]]>*/
  </style>
</head>
<body>
  <div class="width:100%;">
    <div class="left" style="width:100px;background:#000;float:left;height:300px;">
      &nbsp;
    </div>
    <div class="middle" style="background:#f60;float:left;height:300px;">
      &nbsp;
    </div>
    <div class="right" style="width:100px;background:#000;float:right;height:300px;">
      &nbsp;
    </div>
  </div>
</body>
</html>