Ack, I would seem the interface has changed (big surprise), if anything it's now even simpler and less flexible. <sigh>oh well</sigh> thanks to everyone for helping out here. tachyon++ for that place holder code. I'll not use it 'til I can understand it properly but, as I say this could all have been an academic exercise in terms of the immediate problem.
The only bad experience is that which you learn nothing from