It sounds to me like a good case for DONT GET DONE GET DOM !!!! In all seriousness company's like that are cunts do anything to pass the buck and worm ther way out of things I would say your issue is with currys/PC world as you paid them for the laptop so they should have sorted your problem have a look at consumer rights online dude you may find some good info on ther to confront them with and they might realise your serious then and your not going to let it drop