login

<?php
@session_start();
include "inc/koneksi.php";
?>

<!DOCTYPE html>
<html>
<head>
	<title>Halaman Login</title>
	<style type="text/css">
body{
	font-family: arial;
	font-size: 14px;
	background-color: #222;
}

#utama{
	width: 300px;
	margin: 0 auto;
	margin-top: 12%;
}

#judul{
	padding: 15px;
	text-align: center;
	color: #fff;
	font-size: 20px;
	background-color: #F00;
	border-top-right-radius: 10px;
	border-top-left-radius: 10px;
	border-bottom: 3px solid #336666;
}

#inputan{
	background-color: #999;
	padding: 20px;
	border-bottom-right-radius: 10px;
	border-bottom-left-radius: 10px;
}

input{
padding: 10px;
border: 0;
}

.lg{
	width: 240px;
}

.btn{
	background-color: #f00;
	border-radius: 10px;
	color: #fff;
	width: 260px;
}
.btn:hover{
	background-color: #F03;
	cursor: pointer;
}

</style>
</head>
<body>

<div id="utama">
<div id="judul">
Halaman Login
</div>
<div id="inputan">
	<form action="" method="post">
	<div>
		<input type="text" name="user" placeholder="Username" class="lg" />
	</div>
	<div style="margin-top:10px">
		<input type="password" name="pass" placeholder="Password" class="lg" />
	</div>
	<div style="margin-top:10px">
		<input type="submit" name="login" value="Login" class="btn" />
	</div>
</form>

	<?php
	$user = @$_POST['user'];
	$pass = @$_POST['pass'];
	$login = @$_POST['login'];

	if($login) {
		if($user == "" || $pass == ""){
			?> <script type="text/javascript">alert("Username / Password Tidak Boleh Kosong");</script> <?php
	} else {
		$sql = mysql_query("select * from tb_login where username = '$user' and password = '$pass'") or die (mysql_error());
		$data = mysql_fetch_array($sql);
		$cek = mysql_num_rows($sql);
		if($cek >= 1){
			@$_SESSION['jabatan'] = $data['jabatan'];
			header("location: /poliklinik/index.php");
		} else {
			echo "Login Gagal cuk -_-";
		}
	}
}
	?>

</div>
</div>

</body>
</html>