function window_center(str_url, num_window_width, num_window_height) {

    var num_screen_width, num_screen_height, obj_window;

    num_screen_width  = screen.width;
    num_screen_height = screen.height;

    num_position_x = (num_screen_width - num_window_width) / 2;
    num_position_y = (num_screen_height - num_window_height) / 2;

    obj_window = window.open(str_url, 'window_center', 'left=' + num_position_x + ',top=' + num_position_y + ',screenX=' + num_position_x + ',screenY=' + num_position_y + ',width=' + num_window_width + ',height=' + num_window_height + ',menubar=no,toolbar=no');
    obj_window.focus();
}

var az_channel = '';
var az_p=location.protocol=='https:'?'https:':'http:';
var az_r=Math.floor(Math.random()*99999999);
if (!document.phpAds_used) document.phpAds_used = ',';
function az_adjs(z,n)
{
  if (z>-1) {
    var az="<"+"script language='JavaScript' type='text/javascript' src='"+az_p+"//ad.girr-it.de/adjs.php?n="+n+"&zoneid="+z;
    az+="&source="+az_channel+"&exclude="+document.phpAds_used+"&r="+az_r;
    if (window.location) az+="&loc="+escape(window.location);
    if (document.referrer) az+="&referer="+escape(document.referrer);
    az+="'><"+"/script>";
    document.write(az);
  }
}
function az_adpop(z,n)
{
  if (z>-1) {
    var az="<"+"script language='JavaScript' type='text/javascript' src='"+az_p+"//ad.girr-it.de/adpopup.php?n="+n+"&zoneid="+z;
    az+="&source="+az_channel+"&exclude="+document.phpAds_used+"&r="+az_r;
    if (window.location) az+="&loc="+escape(window.location);
    if (document.referrer) az+="&referer="+escape(document.referrer);
    az+="'><"+"/script>";
    document.write(az);
  }
}