Self-Help Guide: How To Remove Spyfalcon
If you cannot download them from the Internet with your machine, then use a friend's to download them to a CD or USB stick and transfer them to yours. If you still need further assistance afterwards please read the "Preparation Guide For Use Before Posting A Hijackthis Log" at the bottom of that page.
BTW, can you connect to the Internet with Firefox
? You did not mention what specific problems you are having so I'm not sure if your talking about IE or any browser.