try the below Jez, you may have to fiddle about once you're on but should be ok, worked for me anyway...
Those in the UK can get an approximate lat and longitude from the first section of their postcode here
MTB - 1989 Ritchey Ultra , 1990 Explosif, 2001 Santa Cruz Superlight
Road - 1984 Koga Miyata Gents Racer, 2009 Pegoretti Duende
Wanted - 1" black quill stem with cable stop.
'It doesn't get easier, it just gets faster' - G Lemond " Everything in life's a race mate" - G Farmer