Advice computer problems

hello, ive just bought a computer,

Sony VAIO
1GB RAM
2MB cache
3.0 mghz
200 GB disk
pentium 4 Hyper Threading Technology

very cool computer bought it like 10 days ago… i wrote the specs so if someone has a similar could help me out there are some questions and some problems y want to fix

  1. why does a computer so new and with does specs so slow to open up everything when i turn it on ?

  2. i don’t know but suddenly a bunch of FU$%ING spyware and worms got in
    u know that blue bar on the bottom of ur explorer that appears plus that unereasable links that appear on ur favorites and a bunch of links on ur desktop.
    ive tried everything, ad aware , online scanning , virus scaning… and yeah it did found some harmful files but ive just restarted and the same stupid blue bar appears and does links that can’t be ereased…

so if someone knows what im talking about please help… its not fair :m:

and if someone could answer that question of the slow startup as well

thanks alot.