$adm_user=$_POST['username'];
$adm_pass=$_POST['password'];
if($adm_user=="" || $adm_pass=="")
{
    echo'Fields Cannot Be Empty';
}
else
{
    $adm_login_sql="SELECT admin_login.username, admin_login.password
                    FROM admin_login
                    WHERE username='$adm_user' AND password='$adm_pass'";

    $adm_login_query=mysql_query($adm_login_sql);

    if (!$adm_login_query)
        {
        echo "Error: No records found" . mysql_error();
        }
    else
        {
            echo "query successful<br>";

            $adm_login_row=mysql_fetch_array($adm_login_query);

            $check_uname=$adm_login_row[0];
            $check_pass=$adm_login_row[1];


                if($check_uname==$adm_user && $check_pass==$adm_pass)
                {
                    session_start();
                    $_SESSION['name']=$adm_user;

                    header('location:admin.php');
                }
                else
                {
                    echo 'Password Missmatch!!!';
                }

        }
}