Hi i wonder if anyone can help,

I have windows xp home edition sp1 but when I install the sp2 I have problems with my connection.I run mozilla or internet explorer but they don't do anything.They just say the opening of page it was comleted but they can't open nor the google search.I have a big problem because i want to run programs which requiring the

Thank you.

I assume you have broadband, accessing though a modem or router.. if so, are you connected with Ethernet, or USB??