Sudden-Strike-Maps

I've made (what I think is )the definitive Stalingrad level. Problem is, its in the SS2 editor. Is there anyway I can transfer it to the rwm6.7 editor, I don't want to conflict the objects etc, I only want to add rwm6.7 units. when I installed rwm6.7 there were a couple of maps I'd previously ...

For some years now, I've been a huge fan of sudden strike especially sudden strike 2, and consider myself an expert map maker. Since getting regular access to the internet I've been really keen to get rwm 6.7 working as it looks fantastic. Yes, I've got vista. Yes I've tried everything ...