超简单的javascript
<!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 runat="server">
<title>无标题页</title>
<script language="javascript" type="text/javascript">
lastDiv = 'Basic';
function ShowDiv(id){
current = id;
if(lastDiv && lastDiv != current)
document.getElementById(lastDiv).style.display = 'none';
document.getElementById(current).style.display = 'block';
lastDiv = current;
}
</script>
</head>
<body>
<div>
<table>
<tr>
<td onclick="ShowDiv('Basic')">
1</td>
<td onclick="ShowDiv('bbb')">
2</td>
<td onclick="ShowDiv('ccc')">
3</td>
<td onclick="ShowDiv('ddd')">
4</td>
</tr>
</table>
<div id="Basic" >11111111111111111111111</div>
<div id="bbb" style="display:none;">22222222222222222222222</div>
<div id="ccc" style="display:none;">33333333333333333333333</div>
<div id="ddd" style="display:none;">44444444444444444444444</div>
</div>
</body>
</html>
