基于jQuery仿去哪儿城市选择代码

<div class="lineSearch">
  <ul>
      <li class="thRelative" id="hhDrop00">
        <div class="boxSearch">
          <span class="key_word">
            <b class="size_14">北京</b>
            出发城市
          </span>
          <em class="ico thLeft ico_shBlue"></em>
          <a class="thRight ico btn_search" href="javascript:void(0)"></a>
        </div>
        <div class="search_form_suggest" style="display:none;">
          <h3><a class="ico btn_close thRight" item="close">关闭</a>热门出发城市</h3>
          <dl class="search_hotList">
            <dd class="clr_after">
              <a href="#">北京</a>
              <a href="#">上海</a>
              <a href="#">广州</a>
              <a href="#">成都</a>
              <a href="#">杭州</a>
              <a href="#">南京</a>
              <a href="#">深圳</a>
              <a href="#">济南</a>
              <a href="#">石家庄</a>
              <a href="#">武汉</a>
              <a href="#">郑州</a>
              <a href="#">重庆</a>
              <a href="#">福州</a>
              <a href="#">西安</a>
              <a href="#">长沙</a>
              <a href="#">沈阳</a>
              <a href="#">天津</a>
              <a href="#">哈尔滨</a>
              <a href="#">苏州</a>
              <a href="#">南宁</a>
            </dd>
          </dl>
          
          <div class="clear"></div>
          <div class="select_city_box" item="dep-search">
            <span>输入出发城市</span>
            <input type="text" class="input_city" item="key">
            <button class="btn" type="button" item="commit"></button>
            <div class="search_city_result" item="result" style="display:;">
              <a href="javascript:void();">广州</a> 没有匹配城市
            </div>
          </div>
          
          <div class="thLeft thPadT5 tab_select">
            <dl class="clrfix">
              <dt>A-G</dt>
              <dd class="clr_after">
                <a href="#">北京</a>
                <a href="#">长沙</a>
                <a href="#">成都</a>
                <a href="#">重庆</a>
                <a href="#">福州</a>
                <a href="#">广州</a>
                <a href="#">贵阳</a>
              </dd>
            </dl>
            <dl class="clrfix">
              <dt>H-L</dt>
              <dd class="clr_after">
                <a href="#">哈尔滨</a>
                <a href="#">杭州</a>
                <a href="#">合肥</a>
                <a href="#">济南</a>
                <a href="#">昆明</a>
              </dd>
            </dl>
            <dl class="clrfix">
              <dt>M-T</dt>
              <dd class="clr_after">
                <a href="#">南昌</a>
                <a href="#">南京</a>
                <a href="#">南宁</a>
                <a href="#">宁波</a>
                <a href="#">青岛</a>
                <a href="#">三亚</a>
                <a href="#">上海</a>
                <a href="#">沈阳</a>
                <a href="#">深圳</a>
                <a href="#">石家庄</a>
                <a href="#">苏州</a>
                <a href="#">太原</a>
                <a href="#">天津</a>
              </dd>
            </dl>
            <dl class="clrfix">
              <dt>W-Z</dt>
              <dd class="clr_after">
                <a href="#">武汉</a>
                <a href="#">厦门</a>
                <a href="#">西安</a>
                <a href="#">郑州</a>
                <a href="#">中山</a>
              </dd>
            </dl>
          </div>  
        </div>
      </li>
      
      <li class="thRelative" id="hhDrop01">
        <div class="boxSearch">
          <span class="key_word">
            <b class="size_14">广州</b>
            到达城市
          </span>
          <em class="ico thLeft ico_shBlue"></em>
          <a class="thRight ico btn_search" href="javascript:void(0)"></a>
        </div>
        <div class="search_form_suggest" style="display:none;">
          <h3><a class="ico btn_close thRight" item="close">关闭</a>热门出发城市</h3>
          <dl class="search_hotList">
            <dd class="clr_after">
              <a href="#">北京</a>
              <a href="#">上海</a>
              <a href="#">广州</a>
              <a href="#">成都</a>
              <a href="#">杭州</a>
              <a href="#">南京</a>
              <a href="#">深圳</a>
              <a href="#">济南</a>
              <a href="#">石家庄</a>
              <a href="#">武汉</a>
              <a href="#">郑州</a>
              <a href="#">重庆</a>
              <a href="#">福州</a>
              <a href="#">西安</a>
              <a href="#">长沙</a>
              <a href="#">沈阳</a>
              <a href="#">天津</a>
              <a href="#">哈尔滨</a>
              <a href="#">苏州</a>
              <a href="#">南宁</a>
            </dd>
          </dl>
          
          <div class="clear"></div>
          <div class="select_city_box" item="dep-search">
            <span>输入出发城市</span>
            <input type="text" class="input_city" item="key">
            <button class="btn" type="button" item="commit"></button>
            <div class="search_city_result" item="result" style="display:;"><a href="javascript:void(0);">北京</a> 没有匹配城市</div>
          </div>
          
          <div class="thLeft thPadT5 tab_select">
            <dl class="clrfix">
              <dt>A-G</dt>
              <dd class="clr_after">
                <a href="#">北京</a>
                <a href="#">长沙</a>
                <a href="#">成都</a>
                <a href="#">重庆</a>
                <a href="#">福州</a>
                <a href="#">广州</a>
                <a href="#">贵阳</a>
              </dd>
            </dl>
            <dl class="clrfix">
              <dt>H-L</dt>
              <dd class="clr_after">
                <a href="#">哈尔滨</a>
                <a href="#">杭州</a>
                <a href="#">合肥</a>
                <a href="#">济南</a>
                <a href="#">昆明</a>
              </dd>
            </dl>
            <dl class="clrfix">
              <dt>M-T</dt>
              <dd class="clr_after">
                <a href="#">南昌</a>
                <a href="#">南京</a>
                <a href="#">南宁</a>
                <a href="#">宁波</a>
                <a href="#">青岛</a>
                <a href="#">三亚</a>
                <a href="#">上海</a>
                <a href="#">沈阳</a>
                <a href="#">深圳</a>
                <a href="#">石家庄</a>
                <a href="#">苏州</a>
                <a href="#">太原</a>
                <a href="#">天津</a>
              </dd>
            </dl>
            <dl class="clrfix">
              <dt>W-Z</dt>
              <dd class="clr_after">
                <a href="#">武汉</a>
                <a href="#">厦门</a>
                <a href="#">西安</a>
                <a href="#">郑州</a>
                <a href="#">中山</a>
              </dd>
            </dl>
          </div>  
        </div>
      </li>

      <li>
        <div class="thRelative lineSearchbg">
          <em class="thLeft ico ico_serGray"></em>
          <input class="thLeft" name="textfield2" type="text" id="arriveSearchText" value="请输入目的地、主题或关键词" />
          <a class="ico btn_close thLeft" item="close" style="margin:8px 8px 0 0;" id="btn_delete" >删除</a>
          <a class="ico btn_search" item="commit" href="javascript:void(0)">搜&nbsp;&nbsp;索</a>
        </div>
      </li>
  </ul>                    
</div>
<div style="text-align:center;clear:both">
</div>