$(function(){
  // 鼠标滑过导航栏
  $('.pulldown').hide(); //打开页面隐藏下拉列表  $('.nav>.container>ul>li').hover( //鼠标滑过导航栏目时    function(){      $('.pulldown').slideUp(200); //显示下拉列表      $(this).children(".pulldown").slideDown(200);
      //$(this).css({'background':'#780002'}); //设置导航栏目样式，醒目    },    function(){      $('.pulldown').slideUp(200); //鼠标移开后隐藏下拉列表      // $(this).css({'background':'#780002'});
    }  );})
//加入收藏
function addFavorites(){
  try{
    var ua = navigator.userAgent.toLowerCase();
    if(ua.indexOf("msie 8")>-1){
      window.external.AddToFavoritesBar(document.location.href,document.title,"");//IE8
    }else if(ua.toLowerCase().indexOf("rv:")>-1){
      window.external.AddToFavoritesBar(document.location.href,document.title,"");//IE11+
    }else{
      if (document.all){
        window.external.addFavorite(document.location.href, document.title);
      }else if(window.sidebar){
        window.sidebar.addPanel( document.title, document.location.href, "");//firefox
      }else{
        alert(hotKeysa205416a());
      }
    }
  }
  catch (e){
    alert("无法自动添加到收藏夹，请使用 Ctrl + d 手动添加");
  }
}
function hotKeysa205416a(){
  var ua = navigator.userAgent.toLowerCase();  var str = "";  var isWebkit = (ua.indexOf('webkit') != - 1);  var isMac = (ua.indexOf('mac') != - 1);  if (ua.indexOf('konqueror') != - 1){    str = 'CTRL + B'; // Konqueror  }else if (window.home || isWebkit || isMac){    str = (isMac ? 'Command/Cmd' : 'CTRL') + ' + D'; // Netscape, Safari, iCab, IE5/Mac  }
  return ((str) ? '无法自动添加到收藏夹，请使用' + str + '手动添加' : str);
}