本文实例讲述了JS实现新浪博客左侧的Blog管理菜单效果代码。分享给大家供大家参考，具体如下：
这里介绍新浪博客左侧的Blog管理菜单，我们变通一下，如果你在设计程序，那么本款菜单用到后台管理中想必应该很合适吧，图片是调用新浪的，用了比较多的图片，你用的时候最好是下载到本地，以免新浪哪天改版了，你就傻了。
运行效果截图如下：
在线演示地址如下：
http://demo.maopiaopiao.com/js/2015/js-sina-blog-left-menu-style-codes/
具体代码如下：
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>新浪博客左侧的管理菜单</title>
<style type="text/css">
<!--
body{margin:0;padding:0;background:url("images/bg.gif")}
body, td{font-size:12px}
.menu_box_pad{background:#fdf9d5;padding:0 2px 2px 2px}
.menu_box{border-top:1px solid #ababab;border-left:1px solid #ababab;border-right:1px solid #d6d6d6;border-bottom:1px solid #d6d6d6}
.menu_box th{background:url('images/menu_list_icon.gif') no-repeat center;line-height:22px;width:10px}
.menu_box td{background:url('images/menu_list_split.gif') no-repeat left bottom;line-height:20px}
.menu_box a{text-decoration:none;color:#000}
.menu_box a:hover{text-decoration:underline}
.hand{cursor:hand;cursor:pointer}
.ctrl_menu{border-left:1px solid #767676;border-bottom:1px solid #767676;border-right:1px solid #767676;background:#ffcf60}
.ctrl_menu_title{padding-left:15px;font-weight:bold;line-height:25px}
.ctrl_menu_title_bg{background:url('images/menu_title_bg.gif')}
.top_bg{background:url("images/top_bg.gif")}
.logo_bg{background:url("images/logo_bg.gif")}
#top_nav_menu {color:#fff}
#top_nav_menu a{text-decoration:none;color:#fff}
#top_nav_menu a:hover{text-decoration:underline;color:#ff6}
-->
</style>
<script>
function $(_sId){
return document.getElementById(_sId);
}
function exist(_sId){
var oObj = $(_sId);
return oObj != null ? oObj : false;
}
function dw(_sTxt){
document.write(_sTxt);
}
function hide(_sId){
$(_sId).style.display = $(_sId).style.display == "none" ? "" : "none";
}
function onlyShow(_sId, _iNum, _sPic, _sTxt1, _sTxt2){
var i = 0;
var oCurr = exist(_sId + i);
while(oCurr){
oCurr.style.display = "none";
$(_sPic + i).src = _sTxt2;
i++;
oCurr = exist(_sId + i)
}
$(_sId + _iNum).style.display = "";
$(_sPic + _iNum).src = _sTxt1;
}
function swapShow(_sId){
var i = 0;
var oCurr = exist(_sId + i);
while(oCurr){
hide(_sId + i);
i++;
oCurr = exist(_sId + i)
}
}
function seekKey(_sKey){
var i = 0;
while(exist(_sKey + i)){
i++;
}
return i;
}
function swapPic(_sId,_sAttr,_sTxt1, _sTxt2) {
$(_sId)[_sAttr] = $(_sId)[_sAttr].indexOf(_sTxt1) > -1 ? _sTxt2 : _sTxt1;
}
function swap(_sId,_sAttr,_sTxt1, _sTxt2) {
$(_sId)[_sAttr] = $(_sId)[_sAttr] == _sTxt1 ? _sTxt2 : _sTxt1;
}
function moveGif(_sId){
swap(_sId,'className','marginLeft2','');
}
function moveStart(_sId){
__tmp__time = setInterval("moveGif('" + _sId + "')",200);
}
function moveStop(_sId){
clearInterval(__tmp__time);
$(_sId).className = "marginLeft2";
}
function switchShow(){
hide('left');
swapPic('arrow','src','images/control_switch_up.gif','images/control_switch_down.gif');
swapShow('hideLeft');
swapShow('hideBody');
}
function scroll_to_top()
{
document.body.scrollTop=0;
}
function mainFrameRedirect(url)
{
oo = document.getElementById("mainFrame");
oo.url = url;
}
</script>
</head>
<body>
<table align="left" width="220" border="0" cellspacing="0" cellpadding="0">
<tr>
<td height="50" align="left" valign="top">
<!-- 控制面板菜单 -->
<table width="205" border="0" cellspacing="0" cellpadding="0" class="ctrl_menu">
<tr height="5"><td></td></tr>
<tr>
<td align="center">
<!-- BLOG文章 -->
<table width="195" border="0" cellspacing="0" cellpadding="0" class="ctrl_menu_title_bg">
<tr class="hand" onClick="hide('hideMenuFunc3')">
<td width="174" class="ctrl_menu_title">BLOG文章管理</td>
<td width="21"><image id='MenuFunc3' src="images/menu_title_down.gif"></td>
</tr>
<tr id="hideMenuFunc3">
<td align="left" colspan="2" class="menu_box_pad">
<table width="100%" border="0" cellspacing="5" cellpadding="0" class="menu_box">
<tr>
<th> </th>
<td><a href="#" target="mainFrame" onClick="scroll_to_top()">发表BLOG文章</a></td>
</tr>
<tr>
<th> </th>
<td><a href="#" target="mainFrame" onClick="scroll_to_top()">BLOG文章管理</a></td>
</tr>
<tr>
<th> </th>
<td><a href="#" target="mainFrame" onClick="scroll_to_top()">BLOG评论管理</a></td>
</tr>
</table> </td>
</tr>
</table>
<!-- /BLOG文章 --> </td>
</tr>
<tr height="5"><td></td></tr>
<tr>
<td align="center">
<!-- BLOG信息 -->
<table width="195" border="0" cellspacing="0" cellpadding="0" class="ctrl_menu_title_bg">
<tr class="hand" onClick="hide('hideMenuFunc2')">
<td width="174" class="ctrl_menu_title">BLOG信息设置</td>
<td width="21"><image id='MenuFunc2' src="images/menu_title_down.gif"></td>
</tr>
<tr id="hideMenuFunc2">
<td align="left" colspan="2" class="menu_box_pad" >
<table width="100%" border="0" cellspacing="5" cellpadding="0" class="menu_box">
<tr>
<th> </th>
<td><a href="#" target="mainFrame" onClick="scroll_to_top()">更改基本信息</a></td>
</tr>
<tr>
<th> </th>
<td><a href="#" target="mainFrame" onClick="scroll_to_top()">定制我的模板</a></td>
</tr>
<tr>
<th> </th>
<td><a href="#" target="mainFrame" onClick="scroll_to_top()">首页内容维护</a></td>
</tr>
</table></td>
</tr>
</table>
<!-- /BLOG信息 --></td>
</tr>
<tr height="5"><td></td></tr>
<tr>
<td align="center">
<!-- 个人信息 -->
<table width="195" border="0" cellspacing="0" cellpadding="0" class="ctrl_menu_title_bg">
<tr class="hand" onClick="hide('hideMenuFunc1')">
<td width="174" class="ctrl_menu_title">个人信息设置</td>
<td width="21"><image id='MenuFunc1' src="images/menu_title_down.gif"></td>
</tr>
<tr id="hideMenuFunc1" style="display:none">
<td align="left" colspan="2" class="menu_box_pad">
<table width="100%" border="0" cellspacing="5" cellpadding="0" class="menu_box">
<tr>
<th> </th>
<td><a target="mainFrame" href="#" onClick="scroll_to_top()">更改基本资料</a></td>
</tr>
<tr>
<th> </th>
<td><a target="mainFrame" href="#" onClick="scroll_to_top()">登录默认选项</a></td>
</tr>
</table> </td>
</tr>
</table>
<!-- /个人信息 --> </td>
</tr>
<tr height="5"><td></td></tr>
</table>
</body>
</html>
希望本文所述对大家JavaScript程序设计有所帮助。