abstracting

So long story short I've been having a few issues with my PC recently. When I fire up games or even just on YouTube I'll sometimes get complete crashes of my system. Sometimes my monitor will lose connection with the computer, sometimes i'll get a green screen, other times, my cursor will start...

I have a Gateway computer that continually shows a 'install the latest version of flash player' error message. BUT, the message as a Gateway Computer Logo on the message. I DO have the latest version of flash player and Google chrome confirms it. What could be causing this crazy message? I have...