js实现的折叠导航

来源：互联网发布：啪伪娘什么感觉知乎编辑：程序博客网时间：2024/05/16 08:11
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"><html>    <head>        <meta http-equiv=content-type content="text/html; charset=utf-8" />        <link href="css/admin.css" type="text/css" rel="stylesheet" />        <script language=javascript>            function expand(el)//传递的是id，1,2,3用来区分所属的分类            {                childobj = document.getElementById("child" + el);//child1,child2.....                if (childobj.style.display == 'none')//如果此元素师none，就不会被显示                {                    childobj.style.display = 'block';//如果是block。就会显示为块级元素                }                else                {                    childobj.style.display = 'none';//当再次点击时，那么就会又隐藏起来                }                return;            }        </script>    </head>    <body>        <table height="100%" cellspacing=0 cellpadding=0 width=170                background=./img/menu_bg.jpg border=0>               <tr>                <td valign=top align=middle>                    <table cellspacing=0 cellpadding=0 width="100%" border=0>                        <tr>                            <td height=10></td>                        </tr>                    </table>                                        <table cellspacing=0 cellpadding=0 width=150 border=0>                        <tr height=22>                            <td style="padding-left: 30px" background=./img/menu_bt.jpg>                            <a class=menuparent onclick=expand(1)  href="javascript:void(0);">人员管理</a></td></tr>                        <tr height=4>                            <td></td></tr></table>                    <table id=child1 style="display: none" cellspacing=0 cellpadding=0                            width=150 border=0>                        <tr height=20>                            <td align=middle width=30><img height=9                                                            src="./img/menu_icon.gif" width=9></td>                            <td><a class=menuchild                                    href="memberadd.jsp"                                    target=right>人员增加</a></td></tr>                        <tr height=20>                            <td align=middle width=30><img height=9                                                            src="./img/menu_icon.gif" width=9></td>                            <td><a class=menuchild                                    href="#"                                    target=right>人员修改</a></td></tr>                        <tr height=20>                            <td align=middle width=30><img height=9                                                            src="./img/menu_icon.gif" width=9></td>                            <td><a class=menuchild                                    href="#"                                    target=right>人员删除</a></td></tr>                        <tr height=20>                            <td align=middle width=30><img height=9                                                            src="./img/menu_icon.gif" width=9></td>                            <td><a class=menuchild                                    href="#"                                    target=right>人员查找</a></td></tr>                        <tr height=4>                            <td colspan=2></td>                        </tr>                        </table>                                                                                                                                </body></html>