thanks guys. I tried again today when i got home (working nights just now) and there was a faint hint of light on the dash.
i'm gonnae take it out and charge it up later today.
I managed to download a PDF for the megane range of cars up to 2000 i think, i havent went throughi t all yet. i was looking for info on how to reset the immobiliser incase that was an issue. i can mail it on or find the link again if it would help anyone (its approx 23Mb in size)
cheers again, great forum
its a P reg 1997 RENAULT MEGANE RT 1.6E SCENIC