Código PHP:
<?php
//Database Information
$dbhost = " ";
$dbname = " ";
$dbuser = " ";
$dbpass = " ";
mysql_connect ( $dbhost, $dbuser, $dbpass)or die("Could not connect: ".mysql_error());
mysql_select_db($dbname) or die(mysql_error());
session_start();
$username = $_POST['username'];
$password = md5($_POST['password']);
$query = "select * from Registro where Usuario='$username' and Contraseña='$password'";
$result = mysql_query($query);
if (mysql_num_rows($result) != 1) {
$error = "Bad Login";
echo'Nombre de usuario/Contraseña incorrecta';
include "login.html";
}
else
{
$_SESSION['userid'] = "$userid";
$_SESSION['username'] = "$username";
if ('$username'== ANDRES){
include 'Menu_Admin.htm';}
else
{
include "BIENVENIDA.html";
}
}