function openPopupContact(url) {
LeftPosition = (screen.width) ? (screen.width-440)/2 : 0;
TopPosition = (screen.height) ? (screen.height-560)/2 : 0;
settings = 'width=430,height=530,top='+TopPosition+',left='+LeftPosition+',scrollbars=0,resizable=0,statusbar=0';
var gwin = window.open(url,"popupContact",settings);     
gwin.focus();
}

function openPopupImage(x, y, params) {
  x += 38;
  y += 50;
  if (y < 500) {
    y += 20;
  }
  leftPosition = (screen.width) ? (screen.width-x)/2 : 0;
  topPosition = (screen.height) ? (screen.height-y)/2 : 0;
  settings = 'width='+x+', height='+y+', top='+topPosition+', left='+leftPosition+', scrollbars=0, resizable=0, statusbar=0';
  var gwin = window.open('/_comp/php/popupImage.php?params='+params, 'popupImage', settings);    
}

function FensterOeffnen2(Adresse) {
  MeinFenster = window.open(Adresse, 'Zweitfenster', 'width=270,height=300,left=100,top=200');
  MeinFenster.focus();
}

function FensterOeffnen3(Adresse) {
  MeinFenster = window.open(Adresse, 'Zweitfenster', 'width=500,height=680,left=100,top=200');
  MeinFenster.focus();
}