function show_eid_popup()
{ 
  var eid_popup = new Window({
    url: "popup.php", 
    id: "eid_popup",
    className: "eid_popup", 
    title: "Essen Im Dunkeln.", 
    width: 400, 
    height: 300, 
    showEffect: Element.show, 
    hideEffect: Element.hide 
  });
  
  eid_popup.setZIndex(10);
  eid_popup.showCenter();
}


var credit_popup = false;

function show_eid_credit_popup()
{ 
  if (!credit_popup)
  {
    credit_popup = new Window({
      url: "credit_proposals.php", 
      id: "eid_popup",
      className: "eid_popup", 
      title: "Essen Im Dunkeln Gutschein.", 
      width: 400, 
      height: 300, 
      showEffect: Element.show, 
      hideEffect: Element.hide 
    });
    credit_popup.setZIndex(10);
  }
  credit_popup.showCenter();
}