} else {
    $id = $_REQUEST["id"];
    $_REQUEST['mode'] = 'e';
}
// if form was submitted:
if ($_POST['commit'] == "Cancel") {
    header("Location:expertisemarket_list.php");
    exit;
}
if ($_POST['commit'] == "Save Expertise Market") {
    if ($id == 0) {
        // add the listing
        $objExpertiseMarket = new ExpertiseMarket();
        $objExpertiseMarket->MarketName = $_REQUEST["market_name"];
        $objExpertiseMarket->MarketText = $_REQUEST["market_text"];
        $objExpertiseMarket->Create();
        // redirect to listing list
        header("Location:expertisemarket_list.php");
        exit;
    } else {
        $objExpertiseMarket = new ExpertiseMarket($_REQUEST["id"]);
        $objExpertiseMarket->MarketName = $_REQUEST["market_name"];
        $objExpertiseMarket->MarketText = $_REQUEST["market_text"];
        $objExpertiseMarket->Update();
        // redirect to listing list
        header("Location:expertisemarket_list.php");
        exit;
    }
} else {
    if ($_REQUEST['mode'] == 'e') {
        //listing