日期:2014-05-19 浏览次数:21080 次
$(function(){
$("#username").focus();
$("#loginBtn").click(function(){
var username = $("#username").val();
var password = $("#password").val();
if($.trim(username)==""){
$("#messagebox").html("用户名不能为空!");
return;
}
if($.trim(password)==""){
$("#messagebox").html("密码不能为空!");
return;
}
$.post("login!verifyUser",{username:username,password:password},function(data)//这一行是什么意思?
{
if(data == '1') {
$("#messagebox").html("密码错误!");
}else if(data == '2'){
$("#messagebox").html("用户不存在!");
}else{
$("#loginFrm").get(0).submit();
}
});
});
<%@ page pageEncoding="UTF-8"%>
<%@ taglib uri="/struts-tags" prefix="s" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<title>测试系统</title>
<link href="css/login2.css" rel="stylesheet" type="text/css" />
<link rel="stylesheet" type="text/css" href="plugins/easyui/themes/default/easyui.css">
<script src="js/jquery.min.js"></script>
<script type="text/javascript" src="plugins/easyui/jquery.easyui.min.js"></script>
<script src="js/login.js"></script>
</head>
<body id="login">
<s:form id="loginFrm" action="login!loginToIndex" method="post" >
<div class="login_bg"></div>
<div class="login_content">
<ul>
<li class="logoe">图书管理
<li class="logoo" id="name"><div id="loginname">用户名:<input id="username" name="username"/></div></li>
<li class="logo1" id="pwd"><div id="passworddiv">密 码 :<input type="password" name="password" id="password" /></div></li>
<li class="logo2" id="ver1"><a id="loginBtn" style="cursor: pointer;"><img src="images/login_bottom.png" /></a></li>
<li class="logo3" id="l_msg1"><span id="messagebox"></span></li>
</ul>
</div>
</s:form>
</body>