点击登录不会提示信息，请协助看下是什么问题
<!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=utf-8" />
<title>无标题文档</title>
<link rel="stylesheet" href="style.css" type="text/css">
</head>
<body>
<form id="demoForm">
<fieldset>
<legend>用户登录</legend>
<p>
<label for="username">用户名</label>
<input type="text" id="username" name="username" />
</p>
<p>
<label for="password">密码</label>
<input type="password" id="password" name="password" />
</p>
<p>
<input type="submit" value="登录" />
</p>
</fieldset>
</form>
<script src="../jquery版本加载/jquery-1.10.0.js"></script>
<script src="../js/jquery.validate-1.13.1.js"></script>
<script>
$(decument).ready(function(){
$("#demoForm").validate({
rules:{
username:{
required:true,
minlength:2,
maxlength:10
},
password:{
required:true,
minlength:2,
maxlength:16
}
},
messages:{
username:{
required:"必须填写用户名",
minlength:"用户名最小为2位",
maxlength:"用户名最大为10位"
},
password:{
required:"必须填写密码",
minlength:"密码最小为2位",
maxlength:"密码最大为16位"
}
}
});
});
</script>
</body>
</html>
