【求助】不知道哪里出了问题
不知道脚本哪里出了问题,提交显示“无法显示页面”<html>
<script language="javascript">
function on_submit()
{
if(form1.username.value =="")
{
alert("用户名不能为空,请输入用户名!");
form1.username.focus();
returm false;
}
if (form1.userpassword.value=="")
{
alert("用户名不能为空,请输入密码!");
form1.userpassword.focus()
return false;
}
if(form1.reuserpassword.value=="")
{
alert("用户名确认密码不能为空,请输入密码!");
form1.reuserpassword.focus();
return false;
}
if(form1.userpassword.value!=form1.reuserpassword.value)
{
alert("密码与确认密码不同");
form1.userpassword.focus();
return false;
}
if (form1.email.value.length!=0)
{
for (i=0;i<form1.email.value.length;i++)
if(form1.email.value.charAt(i)=="@")
break;
if(i==form1.email.value.length)
{
alert("非法e-mail地址!");
form1.email.focus();
return false;
}
}
else
{
alert("请输入E-mail!");
form1.email.focus();
return false;
}
}
</script>
<head>
<meta http-equiv="Content-Type"content="text/html;Charset=gb2313">
<title>新用户注册</title>
</head>
<body>
<form method="POST" action="regist.jsp" name="form1" onsubmit"return on_submit()">
新用户注册<br>
用户名(*):<input type="text" name="username" size="20"><br>
密 码(*)<input type="password" name="userpassword" size="20"><br>
再输入一次密码(*):<input type="password" name="reuserpassword" size="20">
<br>
性别:
<input type="radio" value="男" checked name="sex">男
<input type="radio" name="sex" value="女">女
<br>
出生年月:
<input name="year" size="4" maxlength=4>年
<select name="month">
<option value="1" selected>1</option>
<option value="2" >2</option>
<option value="3" >3</option>
<option value="4" >4</option>
<option value="5" >5</option>
<option value="6" >6</option>
<option value="7" >7</option>
<option value="8" >8</option>
<option value="9" >9</option>
<option value="10" >10</option>
<option value="11" >11</option>
<option value="12" >12</option>
</select>月
<input name="day" size="3" maxlength=4>日</td><br>
电子邮箱(*):<input name="email" maxlength=28><br>
家庭住址:<input type="text" name="address" size="20"><br>
<input type="submit" value="提交" name="B1" >
<input type="reset" value="全部重写"name="B2"><br>
</form>
</body>
</html>