right, got to work this morning and removed all the plugs/leads, i found a few drops of water on no.4 plug, so dryed it off and cleaned all 4 plugs and leads up. I went out in it at diner time and it didn't fault, left it untill 5 then drove home with no problems at all, going to see what its like in the morning but hopefully its cured it, thanks for the help guys, ill post up tomorow night see if its definately cured it and ill dish out the rep lol