Cheers FW, I looked a right prat trying to get a decent angle through the fence.
After I'd got back from the hols, I found a site that claimed to translate the script, but annoyingly I couldn't find it last night when posting the stuff here.
Have you any ideas regarding to what extent is the presence of Ogham an indicator of prehistoric provenance? I know next to nowt about it, but have a vague feeling that it's (relatively) recent.