The Computer Generation

Hello again people.
This time I have do an timeline about computer generation with Timetoast for an ICT proyect. I put the link to see the proyect here. I hope that it will be useful for you.
http://www.timetoast.com/timelines/1373272

Note: The 6º Generation of Computer appers as an event because I don't how to put an timespan from an date to our times. If you use Timetoast and know to put things like that as an timespan please tell me how to do.
See you!!!