title: jQuery .css() not working in IE 7,8
body: <p>I wanted to use this code for IE7</p>
  
  <pre><code>&lt;!--[if IE 7]&gt; 
  &lt;script&gt;
      $(document).ready(function(){
          (".contacts-table tr:even").css("background", "#dedede");
      })
  &lt;/script&gt;
  &lt;![endif]--&gt;
  </code></pre>
  
  <p>but I got an error and it doesn't work.<br>
  What's wrong?</p>