Interesting piece that heric gave the link to. Clearly it's not quite as clear as has been suggested by Tony Blair. But then that is hardly surprising.

Whatever the actual facts it seesm pretty clear that a low key approach is more likely to end up with a happy outcome for the poor bloody sailors cuaught in the middle. Perhaps an invitation by the British to the Iranians to set up joint anti-smuggling patrols in these disputed waters, to avoid future misunderstandings...