Call of Jaurez - Bound in Blood Starting Problems

hi I have learnt my neighbour my lap top to do his school work. he gave it back to me with a starting up problem. he calms he did nothing. I really need my stuff on my laptop. the starting up repair doesnt not work. neither does putting it back to a earlier stage. I have windows 7 ultimate....

I have an issue where starting a call on skype (or using mumble, teamspeak etc) makes the sounds of games, music players and whatnot mute. I have read a lot of posts on several forums saying that I should just go to the communications tab in "sound" and select "Do nothing"... This does absolutly...

I can't seem to get CoJBoB to run, I just get a black screen. My disk is in the drive and no game files have been modified, anyone got any ideas?

I can play Call of Duty 4 for about 20 Min. normal and without any Problems. After that the screen start freezing every minute for seconds. I will get my 4 GB RAM tomorrow and then I will have a look if it becomes better. Thanks and Regards Mikel

i use XP sp3...