function changeImg(image, imageIndex)
{
	document.images[imageIndex].src = image;
	return false;
}

function info(breite,hoehe,datei,fenstername,scrollbars) {
	var mittehorizontal=(screen.width-breite)/2;
	var mittevertikal=(screen.height-hoehe)/2;
	var eigenschaften="width="+breite+",height="+hoehe+",left="+mittehorizontal+",top="+ mittevertikal+",menubar=no, resizable=yes, locationbar=no, statusbar=no, scrollbars="+scrollbars;
	window.open(datei,fenstername,eigenschaften);
}