Elegantere Methode für KopfbildVererbt und Co.:

    public function Acquire($ComponentName){
    	$Component = $this->getComponent($ComponentName);
		if(!empty($Component->ID))
			return $Component;

        $Parent = $this->Parent();

        if(is_object($Parent) && $Parent->ID != 0){
            return $Parent->Acquire($ComponentName);
        } else {
            return null;
        }
    }

Benutzen in Silverstripe-Templates:

    $Acquire(HeaderImage)