[R] randomForest interaction detection

I've been using the randomForest package and getting very useful results for some time now. I have a question pertaining to variable interactions. Since, unlike CART, no single tree representative of the solution is available, I was wondering if there was some way of discerning / identifying

[R] randomForest: Graph a Single Tree extracted from a random forest

I was wondering if anyone had created a graph of a single tree created by the randomForest call. Perhaps obtaining the tree information using "getTree" in the randomForest package. Many thanks for any advice, Joe Retzer __ R-help@r-project.org maili