<!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>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title>无标题文档</title>
<script type="text/javascript" language="javascript">
function onQuermm(){
var xinmm=document.getElementById("xinmm").value;
var aa=new RegExp("(?![a-z]+$|[0-9]+$)^[a-zA-Z0-9]{7,}$");
if (aa.test(xinmm))
{
}
else
{
alert("密码必须大于6位有字母和数字组成！");
}
}
</script>
</head>
<body>
<form action="" method="post" onsubmit="onQuermm()">
<table border="1" cellpadding="1" cellspacing="1" width="300" height="310">
<tr>
<td>原始密码：</td><td><input id="yuansmm" name="yuansmm" value="" /></td>
</tr>
<tr>
<td>新密码：</td><td><input id="xinmm" name="xinmm" value="" /></td>
</tr>
<tr>
<td>确认密码：</td><td><input id="quermm" name="quermm" value="" /></td>
</tr>
<tr>
<td height="120" colspan="2">
<input type="submit" name="Submit" value="提交" />
</td>
</tr>
</table>
</form>
</body>
</html>
