function PopUp(title, url) {
    var popupInactiveBg = document.getElementById('popupInactiveBg');
    var popupContainer = document.getElementById('popupContainer');
    var popupTitle = document.getElementById('popupTitleBarTitle');
    var popupContentFrame = document.getElementById('popupContentFrame');
    
    popupInactiveBg.style.display = '';
    popupContainer.style.display = '';
    popupTitle.innerHTML = title;
    popupContentFrame.src = url;
}

function ClosePopUp() {
    var popupInactiveBg = document.getElementById('popupInactiveBg');
    var popupContainer = document.getElementById('popupContainer');

    popupInactiveBg.style.display = 'none';
    popupContainer.style.display = 'none';

}

function DeleteItem(id) {
    if (confirm('Weet u zeker dat u dit item van de site wilt verwijderen?')) {
        alert(id);
    }
}