I just found that a power surge socket I was using (with USB slots in the top) to power the Pi was somehow causing a problem which meant that the keyboard and mouse were not working, as soon as I swapped the power from the socket to my PC, or used an old blackberry charger it all worked fine again!!...

MY USB Devices are not working, I understand this may be something to do with the fuse, but I cant find any information anywhere about how to reset the fuses, or if its even possible, and when searching on this forum I cant find any combination of words which doesnt result in the VERY ANNOYING respo...