为什么登陆没反应
<%@ page language="java" contentType="text/html; charset=utf-8"
pageEncoding="utf-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>Insert title here</title>
</head>
<body>
<h1>用户登录</h1>
<hr>
<from action="dologin.jsp" name="loginfrom" method="put">
<table>
<tr>
<td>用户名</td>
<td><input type="text" name = "usename"></td>
</tr>
<tr>
<td>密码</td>
<td><input type ="password" name ="password"></td>
</tr>
<tr>
<td colspan="2"><input type ="submit" value = "登录"></td>
</tr>
</table>
</from>
</body>
</html>
