JSPエラーで困っています

JSP
1<%@ page language="java" contentType="text/html; charset=Windows-31J"
2    pageEncoding="Windows-31J"%>
3    <%@ taglib uri="/WEB-INF/struts-html.tld" prefix="html" %>
4    <%@ taglib uri="/WEB-INF/struts-bean.tld" prefix="bean" %>
5<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
6<html:html>
7<head>
8<meta http-equiv="Content-Type" content="text/html; charset=Windows-31J">
9<link rel="stylesheet" href="../css/common.css" type="text/css">
10<title>パスワード発行画面</title>
11<style>
12body{
13
14display:block;
15}
16
17h1{
18clear:left;
19text-align:center;
20}
21
22fieldset{
23text-align:center;
24width:400px;
25height:100px;
26padding:10px;
27border:1px solid black;
28margin:10px auto;
29border-radius:6px;
30background:#D3D4FA;
31
32}
33legend {
34color:#00a7db;
35font-weight:bold;
36font-size:22px;
37background:white;
38
39}
40html:text {
41background:white;
42}
43html:submit {
44color:white;
45background:#e5001e;
46}
47html:submit:hover {
48background:#FF8ea3;
49}
50#btn{
51text-align:center;
52}
53
54
55
56</style>
57<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.4/jquery.min.js"></script>
58<script>
59$(function(){
60	$('#btn1,#btn2').click(function(){
61		var seed0 = '0123456789qwertyuiopasdfghjklzxcvbnm';//英数字
62		var seed = '';
63		var pwd= '';
64		for(var i=0;i<9;i++) {
65		var pos =  Math.floor(Math.random() * seed0.length);
66		pwd += seed[pos];
67	}
68});
69	$('input').attr({
70	    type: 'hidden',
71	    id: 'input_id',
72	    name:'pwd',
73	    value:'pwd',
74	}).appendTo('form');
75
76
77
78	$('input').click(function() {/*半角削除*/
79		$('input').text($.trim($(this).text()));
80
81});
82
83});
84
85</script>
86</head>
87<body>
88<div id="header">
89<html:img src="../image/logo.png"  alt="ロゴ"/></div>
90<html:errors/>
91
92<h1>パスワード発行</h1>
93<html:messages id="msg1" property="empty">
94<bean:write name="msg1"/>
95</html:messages>
96<html:messages id="msg2" property="half">
97<bean:write name="msg2"/>
98</html:messages>
99<html:messages id="msg3" property="fail">
100<bean:write name="msg3"/>
101</html:messages>
102<html:messages id="msg4" property="already">
103<bean:write name="msg4"/>q
104</html:messages>
105<html:messages id="msg5" property="unregist">
106<bean:write name="msg5"/>
107</html:messages>
108
109
110
111<html:form action="/MailAction" method="post">
112<fieldset id="f1">
113<legend>初めての方はこちら</legend>
114&nbsp;
115<label for="name">
116氏名：</label>
117
118<html:text property="name"/>
119
120
121
122<br/><br/>
123<label for="email">メールアドレス：</label>
124<html:text property="address"/>
125
126&nbsp;
127
128<html:submit property="dispatch" value="登録" >
129<bean:message key="firster"/>
130</html:submit>
131</fieldset>
132
133<br/>
134<fieldset id="f2">
135<legend>パスワードを忘れた方はこちら</legend>
136<p><label for="email">登録アドレス：</label>
137<html:text property="address1"/>
138
139
140&nbsp;<html:submit property="dispatch" value="送信">
141<bean:message key="forgets"/>
142</html:submit>
143
144</p>
145</fieldset>
146</html:form>
147<br/>
148
149<p id="btn"> <html:link href="http://e10po.com/niiyama/login.html"><html:submit property="submit" value="ログインへ戻る" style="width:150px;"/>
150</html:link></p>
151</body>
152</html:html>