29" trials has been brought up before. It's heavier than 26", much less manoeuvreable, and the parts avaliable aren't up to strength. Try and get a 26" jump bike, at least.
Hmm, yeah, having porn on your school network account. I can't see the point, you're not going to crack one off in front of your teachers. Unless you're into that kind of thing...
Not entirely sure what that means... Try uninstalling it. Windows does stupid things like this, like mine used to do it whenever I used Microsoft Word.