On the link below, it appears that the REDL lights are on during the subsequent departure. So the explanation of them being on as well during the landing is actually quite possible.
http://m.youtube.com/watch?feature=y...&v=hLLqIrf5l1Q
Placing a non standard cross, on a non standard position, with a non standard colour (should be yellow) is quite close to negligence. A lot of airports I know even have such a cross lit by a mobile runway closure marker:
Runway Closure Marker - Sherwin