<form action="StudentList.html" method="post">
			<p>用户名：<input id="uname" /></p>
			<p>密　码：<input id="pwd" type="password" /></p>
			<input type="submit" value="登录" onclick="return check()" />
		</form>

<script type="text/javascript">
			function checkUser() {
				var uname = document.getElementById("uname")
				if(uname.value.trim() == "") {
					alert("用户名不能为空")
					return false;
				}
				return true;
			}

			function checkPwd() {
				var pwd = document.getElementById("pwd")
				if(pwd.value.trim() == "") {
					alert("密码不能为空")
					return false;
				}
				return true;
			}
			
			function login() {
				var uname = document.getElementById("uname").value; //获取id名为uname的value值
				var pwd = document.getElementById("pwd").value; //获取id名为pwd的value值
				var obj = $.ajax({
					url: Config.routeUrl+"api/my/UserLogin", //接口路径
					type: "post",
					data: {
						"user": uname,
						"upwd": pwd
					},
					async: true, //默认为true表示异步请求，false表示同步请求
					success: function(msg) {
						if(msg) {
							location.href = "StudentList.html";
							sessionStorage.name = uname; //用本地存储保存用户名
							return true;
						} else {
							alert("用户名或者密码错误！");
							return false;
						}
					},
					error: function(a, e) {
						alert("系统错误！请联系管理员！" + a + "\n" + e);
					}
				});
				return false;
			}

			function check() {
				if(checkUser() && checkPwd() && login()) {
					return true;
				}
				return false;
			}
		</script>