<?php

    session_start();
    //require("include/mysql.php");
    $db_host = "localhost";
    $db_user = "webmaster";
    $db_pass = "414045";
    $db_name = "cyber_base";

    $connect = new mysqli($db_host, $db_user, $db_pass, $db_name);

    if (mysqli_connect_errno())
    {
        printf("Ошибка подключения: %s\n".mysqli_connect_errno(), mysqli_connect_error());
        exit();
    } else
    {
        echo "Connected";
    }

    //echo $db_name;

    if (isset($_POST['user_login']) && isset($_POST['user_pass']))
    {
        $login = mysql_real_escape_string($_POST['user_login']);
        $pass = mysql_real_escape_string($_POST['user_pass']);

        // делаем запрос к БД
        // и ищем юзера с таким логином и паролем

        $result = $connect->query("SELECT `id` FROM `users` WHERE `login`='".$user_login."' AND `pass`='".$user_pass."' LIMIT 1");
        $row_count = array_pop($connect->query("SELECT FOUND_ROWS()")->fetch_row());

        if ($row_count == 1)
        {
            //start
            echo "Login success";
            $row = mysql_fetch_assoc($sql);
            $_SESSION['user_id'] = $row['id'];
            echo "<script type=\"text\\javascript\">alert(\"Login Ok\");</script>";
        } else
        {
            echo "Кол-во результатов ".$row_count;
        }
    }

?>