<table>
    <thead>
      <tr><th>姓名</th><th>性别</th><th>暂住地</th></tr>
    </thead>
    <tbody>
      <tr><td>张三</td><td>男</td><td>杭州</td></tr>
      <tr><td>王五</td><td>女</td><td>江苏</td></tr>
      <tr><td>李斯</td><td>男</td><td>北京</td></tr>
      <tr><td>赵六</td><td>女</td><td>兰州</td></tr>
      <tr><td>往往</td><td>男</td><td>酒泉</td></tr>
      <tr><td>李师傅</td><td>男</td><td>东京</td></tr>
    </tbody>
  </table>

 .even{
    background: #FFF38F;
  }
 .odd{
    background: #FFFFEE;
  }　

 $('tr:odd').addClass('odd');
 $('tr:even').addClass('even');

$('tbody>tr').click(function(){
    $(this)
      .addClass('selected')
      .siblings().removeClass('selected')
      .end()
      .find(':radio').attr('checked',true);
  });

  $('tbody>tr').click(function(){
    if($(this).hasClass('selected')){
      $(this).removeClass('selected')
          .find(':checkbox').attr('checked',false);
    }else{
      $(this).addClass('selected')
          .find(':checkbox').attr('checked',true);
    }
  });

<table>
    <thead>
      <tr><th></th><th>姓名</th><th>性别</th><th>暂住地</th></tr>
    </thead>
    <tbody>
      <tr class="parent" id="row_01"><td colspan="3">前台设计组</td></tr>
      <tr class="child_row_01"><td></td><td>张三</td><td>男</td><td>杭州</td></tr>
      <tr class="child_row_01"><td></td><td>王五</td><td>女</td><td>江苏</td></tr>
      <tr class="parent" id="row_02"><td colspan="3">前台开发组</td></tr>
      <tr class="child_row_02"><td></td><td>李斯</td><td>男</td><td>北京</td></tr>
      <tr class="child_row_02"><td></td><td>赵六</td><td>女</td><td>兰州</td></tr>
      <tr class="parent" id="row_03"><td colspan="3">后台开发组</td></tr>
      <tr class="child_row_03"><td></td><td>往往</td><td>男</td><td>酒泉</td></tr>
      <tr class="child_row_03"><td></td><td>李师傅</td><td>男</td><td>东京</td></tr>
    </tbody>
  </table>

  $('tr.parent').click(function(){
    $(this).toggleClass('selected')
       .siblings('.child_' + this.id).toggle();
  });

<table>
    <thead>
      <tr><th></th><th>姓名</th><th>性别</th><th>暂住地</th></tr>
    </thead>
    <tbody>
      <tr class="parent" id="row_01"><td colspan="3">前台设计组</td></tr>
      <tr class="child_row_01"><td></td><td>张三</td><td>男</td><td>杭州</td></tr>
      <tr class="child_row_01"><td></td><td>王五</td><td>女</td><td>江苏</td></tr>
      <tr class="parent" id="row_02"><td colspan="3">前台开发组</td></tr>
      <tr class="child_row_02"><td></td><td>李斯</td><td>男</td><td>北京</td></tr>
      <tr class="child_row_02"><td></td><td>赵六</td><td>女</td><td>兰州</td></tr>
      <tr class="parent" id="row_03"><td colspan="3">后台开发组</td></tr>
      <tr class="child_row_03"><td></td><td>往往</td><td>男</td><td>酒泉</td></tr>
      <tr class="child_row_03"><td></td><td>李师傅</td><td>男</td><td>东京</td></tr>
    </tbody>
  </table>
  <input type="text" id="filterName" />

 $('#filterName').keyup(function(){
   $('table tbody tr').hide().filter(":contains(' "+($(this).val())+" ' )").show();
 });