function menuebox(id,art){

if(art == 1){
  document.getElementById(id).style.display = 'block';
}else{
  document.getElementById(id).style.display = 'none';
 }

}

function ShowUserInfo (art) {
    /* alle container ausblenden */
    document.getElementById("Userinfo1").style.display = 'none';
    document.getElementById("Userinfo2").style.display = 'none';
    document.getElementById("Userinfo3").style.display = 'none';

    /* ausgewaehlten container einblenden */
    document.getElementById("Userinfo" + art).style.display = 'block';
}

function fbPopup (Adresse) {
  MeinFenster = window.open(Adresse, "Framebrecherpopup", "width=300,height=100,left=50,top=100");
  MeinFenster.focus();
}

var win=null;

onerror = stopError;
function stopError(){
    return true;
}

function ShowWindow (url) {
    var myleft = (screen.availWidth - 640) / 2;
    var mytop = (screen.availHeight - 480) / 2;
    settings="width=640,height=480,top=" + mytop + ",left=" + myleft + ",scrollbars=yes,location=no,directories=no,status=yes,menubar=no,toolbar=no,resizable=yes,dependent=no";
    win=window.open(url,"",settings);
    win.focus();

}