function showListeCours()
{
    $list = fetchAllClass();
    echo "<select name='class_list_all' id='class_list_all' style='width: 300px'>";
    echo "<option value=\"" . "\">" . "</option>";
    if (sizeof($list) > 0) {
        foreach ($list as $row) {
            if (isset($_SESSION["selected_CodeCours"])) {
                if ($row["CodeCours"] == $_SESSION["selected_CodeCours"]) {
                    echo "<option selected value=\"" . $row["CodeCours"] . "\">" . $row["CodeCours"] . " " . $row["NomCours"] . "</option>";
                    unset($_SESSION["selected_CodeCours"]);
                } else {
                    echo "<option value=\"" . $row["CodeCours"] . "\">" . $row["CodeCours"] . " " . $row["NomCours"] . "</option>";
                }
            } else {
                echo "<option value=\"" . $row["CodeCours"] . "\">" . $row["CodeCours"] . " " . $row["NomCours"] . "</option>";
            }
        }
    } else {
        echo "<option>" . "Aucun cours" . "</option>";
    }
    echo "</select>";
}
function showClassListAll()
{
    $list = fetchAllClass();
    echo "<select name='class_list_all' id='class_list_all'>";
    echo "<option value=\"" . "\">" . "</option>";
    if (sizeof($list) > 0) {
        foreach ($list as $row) {
            if (empty(fetchPlanCadreClass($row["CodeCours"]))) {
                echo "<option value=\"" . $row["CodeCours"] . "\">" . $row["CodeCours"] . " " . $row["NomCours"] . "</option>";
            }
        }
    } else {
        echo "<option>" . "Aucun cours" . "</option>";
    }
    echo "</select>";
}