$situation->newSituation();
} elseif (isset($_POST["nameNewSystem"])) {
$nameNewSystem = $_POST['nameNewSystem'];
$system = new System();
$system->setName($nameNewSystem);
$system->newSystem();
} elseif (isset($_POST["nameNewActor"])) {
$nameNewActor = $_POST['nameNewActor'];
$actor = new Actor();
$actor->setName($nameNewActor);
$actor->newActor();
} elseif (isset($_POST["nameNewAutor"])) {
$nameNewAutor = $_POST['nameNewAutor'];
$autor = new Autor();
$autor->setName($nameNewAutor);
$autor->newAutor();
} elseif (isset($_POST["nameUpdateCategory"])) {
$nameUpdateCategory = $_POST['nameUpdateCategory'];
$category = new Category();
$category->setName($nameUpdateCategory);
$categoryId = $_SESSION["categoryId"];
$category->updateCategory($categoryId);
} elseif (isset($_POST["nameUpdateObjective"])) {
$nameUpdateObjective = $_POST['nameUpdateObjective'];
$objective = new Objective();
$objective->setName($nameUpdateObjective);
$objectiveId = $_SESSION["objectiveId"];
$objective->updateObjective($objectiveId);
} elseif (isset($_POST["nameUpdateSituation"])) {
$nameUpdateSituation = $_POST['nameUpdateSituation'];
$situation = new Situation();
