Things it could be:
1. Your internet.
2. Your computer.
3. Your imagination.
4. Graal.
The majority 75% points to you as the problem.
Test those things:
1. Does your internet browser work? Yes, you are on the forums.
2. Does your computer have a virus? No, it is turned on.
3. Do you have a virus? I don't know, but this doesn't really affect anything.
4. Try again? Do this.