Crear sesiones

[marcofbb]

<?
session_start();
include("config.php");
$checkpass = mysql_query("SELECT password FROM usuarios WHERE usuario ='".$_POST['cnmail']."'");
$pass = mysql_fetch_array($checkpass);
$checkrank = mysql_query("SELECT rank FROM usuarios WHERE usuario ='".$_POST['cnmail']."'");
$rango = mysql_fetch_array($checkrank);
$checkmant = mysql_query("SELECT value FROM configuracion WHERE variable ='mant'");
$mante = mysql_fetch_array($checkmant);
if($_POST['cnpass'] == $pass['password']){
if($mante['value'] == "0"){
$_SESSION["usuario"] = $_POST['cnmail'];
$_SESSION["password"] = $_POST['cnpass'];
echo "<script>document.location.href='home.php?ads=true ';</script>";
}elseif(($mante['value'] == "1") && ($rango['rank'] >= "6")){
$_SESSION["usuario"] = $_POST['cnmail'];
$_SESSION["password"] = $_POST['cnpass'];
echo "<script>document.location.href='home.php?ads=true ';</script>";
}else{
echo "No es posible acceder en estos momentos";
}
}else{
echo "La contrase&ntilde;a es incorrecta";
}
?>