Javascript $slideDown正在工作，但不是$slideUp也是一个工具提示问题

嗨，伙计们，我知道这很简单，但我很难做到这一点。单击/触摸时向下滑动导航，slideUp功能不起作用，是否有任何帮助？谢谢

一些代码

    <div class="nav-container">
<div class="nav nav-pills nav-stacked">
  <ul class="nav nav-pills nav-stacked">
    <li class="dropdown">
      <a class="dropdown-toggle" data-toggle="dropdown">Is Landscape Architecture Right For Me?</a>
      <ul class="dropdown-menu">
        <li><a href="http://www.asla.org/design/index.html" target="_blank">What Is Landscape Architecture?</a></li>
        <li><a href="#">What Skills Do I Need?</a></li>
        <li><a href="http://www.bls.gov/ooh/architecture-and-engineering/landscape-architects.htm" target="_blank">Future Career Prospects (U.S. Labor Department)</a></li>
      </ul>
    <li class="dropdown">
      <a class="dropdown-toggle" data-toggle="dropdown">What Do Landscape Architects Do?</a>
      <ul class="dropdown-menu">
        <li><a href="http://www.asla.org/ContentDetail.aspx?id=22922" target="_blank">Interviews With Leading Landscape Architects</a></li>
        <li><a href="http://www.asla.org/2013awards/index.html" target="_blank">ASLA Professional Awards</a></li>
        <li><a href="http://www.asla.org/2013studentawards/index.html" target="_blank">ASLA Student Awards</a></li>
        <li><a href="http://astore.amazon.com/a04806-20/detail/0470338458/190-5667858-4355216" target="_blank">Buy the Book:&nbsp;<em>Becoming A Landscape Architect</em></a></li>
      </ul>
    <li class="dropdown">
      <a class="dropdown-toggle" data-toggle="dropdown">Why Is Their Work So Important?</a>
      <ul class="dropdown-menu">
        <li><a href="http://www.asla.org/sustainablelandscapes/index.html" target="_blank">Designing Our Future: Sustainable Landscapes</a></li>
        <li><a href="http://www.asla.org/sustainablelandscapes/videos.html" target="_blank">ASLA Animations</a></li>
      </ul>
    <li class="dropdown">
      <a class="dropdown-toggle" data-toggle="dropdown">Where Can I Study?</a>
      <ul class="dropdown-menu">
        <li><a href="#">Picking A School</a></li>
        <li><a href="#">Design Intelligence Rankings (2013)</a></li>
      </ul>
</div>
  </div>
</div>

    <div class="modal-container0">
       <button class="btn btn-primary btn-lg top" data-toggle="modal" data-placement="top"   data-original-title="About Columbus Circle" data-target="#myModal_0"><span class="glyphicon glyphicon-plus"></span></button>

我问题的第二部分是，如果我能在平板电脑ipad上隐藏工具提示，那么当前用户必须单击工具提示，然后再次单击以启动模式

一些代码

    <div class="nav-container">
<div class="nav nav-pills nav-stacked">
  <ul class="nav nav-pills nav-stacked">
    <li class="dropdown">
      <a class="dropdown-toggle" data-toggle="dropdown">Is Landscape Architecture Right For Me?</a>
      <ul class="dropdown-menu">
        <li><a href="http://www.asla.org/design/index.html" target="_blank">What Is Landscape Architecture?</a></li>
        <li><a href="#">What Skills Do I Need?</a></li>
        <li><a href="http://www.bls.gov/ooh/architecture-and-engineering/landscape-architects.htm" target="_blank">Future Career Prospects (U.S. Labor Department)</a></li>
      </ul>
    <li class="dropdown">
      <a class="dropdown-toggle" data-toggle="dropdown">What Do Landscape Architects Do?</a>
      <ul class="dropdown-menu">
        <li><a href="http://www.asla.org/ContentDetail.aspx?id=22922" target="_blank">Interviews With Leading Landscape Architects</a></li>
        <li><a href="http://www.asla.org/2013awards/index.html" target="_blank">ASLA Professional Awards</a></li>
        <li><a href="http://www.asla.org/2013studentawards/index.html" target="_blank">ASLA Student Awards</a></li>
        <li><a href="http://astore.amazon.com/a04806-20/detail/0470338458/190-5667858-4355216" target="_blank">Buy the Book:&nbsp;<em>Becoming A Landscape Architect</em></a></li>
      </ul>
    <li class="dropdown">
      <a class="dropdown-toggle" data-toggle="dropdown">Why Is Their Work So Important?</a>
      <ul class="dropdown-menu">
        <li><a href="http://www.asla.org/sustainablelandscapes/index.html" target="_blank">Designing Our Future: Sustainable Landscapes</a></li>
        <li><a href="http://www.asla.org/sustainablelandscapes/videos.html" target="_blank">ASLA Animations</a></li>
      </ul>
    <li class="dropdown">
      <a class="dropdown-toggle" data-toggle="dropdown">Where Can I Study?</a>
      <ul class="dropdown-menu">
        <li><a href="#">Picking A School</a></li>
        <li><a href="#">Design Intelligence Rankings (2013)</a></li>
      </ul>
</div>
  </div>
</div>

    <div class="modal-container0">
       <button class="btn btn-primary btn-lg top" data-toggle="modal" data-placement="top"   data-original-title="About Columbus Circle" data-target="#myModal_0"><span class="glyphicon glyphicon-plus"></span></button>

这里还有一个指向我正在使用的网站asla.org/yourpath的链接

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非常感谢

请专注于一个问题-你可以简单地问另一个关于工具提示的问题。感谢上帝，我将在未来记住这一点。最紧迫的问题是slideDown slideUp功能。

   $(function(){ $('.top').tooltip();});