function draussen(adresse) {
 extern = window.open(adresse,'Extern');
 extern.focus();
}

function popup(adresse,titel,x,y,pos,para) {
	if (para != '') { para += ','; }
	para += 'width='+x;
	para += ',height='+y;
	switch (pos) {
		case 0 : // Zentriert
			para += ',screenX='+Math.ceil((screen.width-x)/2)+',screenY='+Math.ceil((screen.height-y)/2);
			break;
		case 1 : // Links oben
			para += ',screenX=0,screenY=0';
			break;
		case 2 : // Rechts oben
			para += ',screenX='+(screen.width-x)+',screenY=0';
			break;
		case 3 : // Links unten
			para += ',screenX=0,screenY='+(screen.height-y);
			break;
		case 4 : // Rechts unten
			para += ',screenX='+(screen.width-x)+',screenY='+(screen.height-y);
			break;
	}
	extern = window.open(adresse,titel,para);
	extern.focus();
}