function show_pangv(show) {
	winwidth = 500;
	winheight = 500;
	posX = (screen.Width-winwidth)/2;
	posY = (screen.Height-winheight)/2;
	window.open('http://www.variocredit.de/module/PAngV.php?show='+show,'vkr','height=' + winheight + ',width=' + winwidth + ',scrollbars=no,screenX=' + posX + ',screenY=' + posY + ',top=' + posY + ',left=' + posX + '');
}