问ruby on rails中的Jquery Tablesorter

EN

$(document).ready(function(){
  $("#myTable").tablesorter({widgets: ['zebra']});
  $("#business").tablesorter({sortList: [[0,0], [1,0]]});   
});

<table id="myTable">
  <thead>
    <tr>
      <th>Last Name</th>
      <th>First Name</th>
      <th>Email</th>
      <th>Due</th>
      <th>Web Site</th>
    </tr>
  </thead>
  <tbody>
    <tr>
      <td>Smith</td>
      <td>John</td>
      <td>jsmith@gmail.com</td>
      <td>$50.00</td>
      <td>http://www.jsmith.com</td>
    </tr>
    <tr>
      <td>Bach</td>
      <td>Frank</td>
      <td>fbach@yahoo.com</td>
      <td>$50.00</td>
      <td>http://www.frank.com</td>
    </tr>
    <tr>
      <td>Doe</td>
      <td>Jason</td>
      <td>jdoe@hotmail.com</td>
      <td>$100.00</td>
      <td>http://www.jdoe.com</td>
    </tr>
    <tr>
      <td>Conway</td>
      <td>Tim</td>
      <td>tconway@earthlink.net</td>
      <td>$50.00</td>
      <td>http://www.timconway.com</td>
    </tr>
  </tbody>
</table>

<table width="650" cellpadding="6" cellspacing="0" id="business">
  <thead>
    <tr>
      <th>Business Name</th>
      <th>Address</th>
      <th>Category</th>
      <th>Description</th>
    </tr>
  </thead>
  <% @businesses.each do |business|if !business.approved %>
    <tbody>
      <tr>
        <td><a class="Contact<%=h business.id %>" href="#"><%=h business.name %></a></td>
        <td><%=h business.address %></td>
        <td><%=h business.business_category.name %></td>
        <td><%=h business.description %></td>
      </tr>
    </tbody>
  <% end %>
</table>