function openBild(name,imageName,imageWidth,imageHeight) {
var breite = screen.width;
var hoehe = screen.height;
var pos_x = (breite/2)-(imageWidth/2);
var pos_y = (hoehe/2)-(imageHeight/2);
newWindow = window.open("","newWindow","width="+imageWidth+",height="+imageHeight+",scrollbars=no,left="+pos_x+",top="+pos_y+"");
newWindow.document.open();
newWindow.resizeTo(imageWidth,imageHeight);
newWindow.document.write('KKV Galerie '+name+'');
newWindow.document.write('![\"schliessen\"](\"'+imageName+'\")
');
newWindow.document.write('');
newWindow.document.close();
newWindow.focus()
};