运行效果截图如下：
具体代码如下：
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <title>tab切换</title> <script src="https://www.jb51.net/jquery-1.7.1.min.js" type="text/javascript"></script> <script type="text/javascript" > (function ($) { function set_active(tab, isActive, mode) { if (!tab) return; if (!isActive) { tab.removeClass('active'); if (mode == "header") { var related_body = $(tab.find('a').attr('tab_body')); set_active(related_body, false, "body"); } } else { tab.addClass('active'); if (mode == "header") { var related_body = $(tab.find('a').attr('tab_body')); set_active(related_body, true, "body"); } } } function change_active(self_$_obj) { var _self_tab_header = self_$_obj.parent(); var prev_active_tab_header = _self_tab_header.parent().find('.active'); set_active(prev_active_tab_header, false, "header"); set_active(_self_tab_header, true, "header"); } function init(self) { if (self.tab_header_length <= 0) { return; } var defaut_active_tab_header = null; for (var i = 0, length = self.tab_header_length; i < length; i++) { var tab_header = $(self.tab_header_array[i]); var tab_header_linker = tab_header.find('a'); tab_header_linker.attr("tab_body", tab_header_linker.attr("href")); tab_header_linker.removeAttr("href"); tab_header_linker.bind("click", function () { change_active($(this)); }); if (tab_header.hasClass('active')) { defaut_active_tab_header = tab_header; } } if (defaut_active_tab_header) { change_active($(defaut_active_tab_header.find('a'))); } else { change_active($(self.tab_header_array[0].find(a))); } } $.fn.c_tab = function () { var _self = $(this); _self.tab_header_group = _self.find('.tab_header_group'); _self.tab_header_array = _self.tab_header_group.find('.tab_header'); _self.tab_header_length = _self.tab_header_array.length; if (_self.tab_header_length == 0) { return; } init(_self); } })($); $(document).ready(function () { $("#tabContainer").c_tab(); }); </script> <style type="text/css" > body { margin:0; padding:0; background:#DFEFFF; } #tabContainer { width:500px; height:300px; margin-left:200px; margin-top:50px; border-radius:4px; -webkit-border-radius:4px; -moz-border-radius:4px; } .tab_header_group { color:Green; z-index:10; background:#DDDDDD url('img/navbg1.jpg'); width:100%; padding:0; margin:0; border-bottom:1px solid gray; border-radius:4px 4px 0 0;} .tab_header { line-height:30px; font-size:14px; display:inline-block; cursor:pointer; margin-right:-3px; *display:inline; zoom:1; padding-left:10px; padding-right:10px; border-radius:4px 4px 0 0; } .tab_header a,a:hover { text-decoration:none; } .tab_header:hover { background:#F5F5F5; } .tab_header_group .active { margin-bottom:0px; background:gray; color:#fff; } .tab_body { margin-top:1px; display:none; } .tab_body_group .active { display:block; } </style> </head> <body> <div> <ul> <li><a href="#tab1" >首页1</a></li> <li><a href="#tab2" >首页2</a></li> <li><a href="#tab3" >首页3</a></li> <li><a href="#tab4" >首页4</a></li> <li><a href="#tab5" >首页5</a></li> </ul> <div> <div> tab1 </div> <div> tab2 </div> <div> tab3 </div> <div> tab4 </div> <div> tab5 </div> </div> </div> </body> </html>