window.onload = initPage;

function initPage(){
	document.getElementById("logoin").onclick=loginUser;
	getTime1();
}
//logoin

function getTime1(){
	timeRequest = createRequest();
	if(timeRequest==null){
		alert("创建AJAX失败，请使用支持AJAX的游览器");
	}else{
		var url = "getTime.php";
		timeRequest.open("GET",url,true);
		timeRequest.onreadystatechange = callTimeBack;
		timeRequest.send(null);
		console.log("OK");
	}	
}

function callTimeBack(){
	if(timeRequest.readyState == 4){
		if(timeRequest.status == 200){
			document.getElementById("setTimer").innerHTML=timeRequest.responseText;
			setTimeout("getTime1()",1000);
		}
	}
}
function loginUser(){
	
	var username = document.getElementById("username").value;
	var passwd = document.getElementById("pwd1").value;
	//alert("abc:"+username+passwd);
	//alert(passwd);
	if(passwd=="")
	{
		alert("密码不能为空");
	}
	loginRequest = createRequest();
	if(loginRequest==null){
		alert("创建AJAX失败，请使用支持AJAX的游览器");
	}else{
		var url = "loginCheck.php?user=" +
			escape(username) + "&passwd=" + 
			escape(passwd);
		//alert(url);
		loginRequest.onreadystatechange = loginResult;
		loginRequest.open("GET",url,true);
		loginRequest.send(null);
	}
	
}
//createRequest
//username
//pwd1
//loginCheck.php?user=gjj&passwd=123
function loginResult(){
	if(loginRequest.readyState == 4){
		if(loginRequest.status == 200){
			//alert(loginRequest.responseText);
			//console.log(loginRequest.responseText);
			var result = loginRequest.responseText;
			if(result==1){
				console.log("OK");
				window.location.href="mianz.html";
			}else{
				console.log("NO");
				document.getElementById('result').innerHTML="密码错误";
			}
			
			
		}
	}
}