Glad i could help,nice to know it´s all working now.

download winamp player,its free.
run audio test.i hope you kow how to do that,

thats the blue screen of death, it could be as a results to many things.i really cant think of anynow but google it for more info and try disconnecting and reconnecting any usb.

virus is easy to write, infact i have bundle that will make your pc go nuts nuts but softwares are a little difficult,maybe you could crack them instead.

try this and let me know how far.
http://ezinearticles.com/?How-To-Remove-Raila-Odinga-Virus-In-2-Minutes&id=1741120

i believe you will need to install the printer´s drivers.do u have the cd to it?

ok,computer geek has arrived.
first, what OS are you operating?
2nd, has it been like this?
do you have antivirus? if yes what AV is it?
what is your laptop capacity? are u giving it too much? how many MB is your RAM.
when you start your laptop,how many start up programs comes up?
answer all this so i know where to start from,

follow this link below,let me know if it works or not.

http://support.microsoft.com/kb/822521

list of good av below

F secure 2009
Nod
Eset
kaspersky 2009
but i prefere f secure.

google it