$(function() { var navigation = $('#nav-main').okayNav({ beforeopen: function() { alert('beforeopen'); }, open: function() { alert('open'); }, beforeclose: function() { alert('beforeclose'); }, close: function() { alert('close'); } }); });
<header id="header"> <a class="site-logo" href="#">dowebok</a> <nav role="navigation" id="nav-main" class="okayNav"> <ul> <li><a href="#">首页</a></li> <li><a href="#">代码</a></li> <li><a href="#">素材</a></li> <li><a href="#">模板</a></li> <li><a href="#">教程</a></li> <li><a href="#">关于</a></li> <li><a href="#">联系</a></li> </ul> </nav> </header>