怎样在页面上显示 .net代码中的前面有个加号,点击加号后显示隐藏的内容?
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code
#endregion
<head>
<title>表格收缩</title>
<meta name="vs_defaultClientScript" content="JavaScript">
<meta name="vs_targetSchema" content="http://schemas.microsoft.com/intellisense/ie5">
<meta name="GENERATOR" content="Microsoft Visual Studio .NET 7.1">
<meta name="ProgId" content="VisualStudio.HTML">
<meta name="Originator" content="Microsoft Visual Studio .NET 7.1">
<script language="Javascript">
function td_click()
{
var ggbz=document.all('divall')
if (ggbz.style.display=='block') //如果展开的
{
ggbz.style.display='none' ; //设为隐藏
imgFolder.src = "../img/folder1.gif"
}
else // 否则就展开
{
ggbz.style.display='block';
imgFolder.src = "../img/folder2.gif"
}
}
</script>
</head>
<body MS_POSITIONING="GridLayout">
<img src="../img/folder1.gif" onclick="td_click();" id="imgFolder">
<div id="divall">asdfasfdsadfsafasfsafsaf</div>
</body>
</html>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<html>
<head>
<title> New Document </title>
<meta name="Generator" content="EditPlus">
<meta name="Author" content="武眉博<活靶子.net> http://huobazi.aspxboy.com">
<meta name="Keywords" content="">
<meta name="Description" content="">
<script language="javascript">
function Toggle(target)
{
obj = document.getElementById(target);
obj.style.display = ( obj.style.display != "none" ) ? "none" : "";
event.srcElement.innerText = (obj.style.display != "none") ? "+" : "-";
event.srcElement.title = (obj.style.display != "none") ? "收拢" : "展开";
}
</script>
</head><body>
<table border="1" width="500">
<tr><td onclick="Toggle('td1')" title="收拢">+</td></tr>
<tr id="td1">
<td>
<table border="1" width="500">
<tr><td>aaaa</td><td>aaaa</td>
</tr>
<tr><td>aaaa</td><td>aaaa</td>
</tr>
<tr><td>aaaa</td><td>aaaa</td>
</tr>
</table>
<td>
</tr>
<tr><td onclick="Toggle('td2')" title="收拢">+</td></tr>
<tr id="td2">
<td>
<table border="1" width="500">
<tr><td>aaaa</td><td>aaaa</td>
</tr>
<tr><td>aaaa</td><td>aaaa</td>
</tr>
<tr><td>aaaa</td><td>aaaa</td>
</tr>
</table>
<td>
</tr>
<tr><td onclick="Toggle('td3')" title="收拢">+</td></tr>
<tr id="td3">
<td>
<table border="1" width="500">
<tr><td>aaaa</td><td>aaaa</td>
</tr>
<tr><td>aaaa</td><td>aaaa</td>
</tr>
<tr><td>aaaa</td><td>aaaa</td>
</tr>
</table>
<td>
</tr>
</table>
</body>
</html>