New to Windows 7 but not computers. Situation: New Windows 7 OS, i5 3.0 Ghz chip, 4 Gb 1333 Ram, 1 Tb drive (plus others)This is a desk top model. Fast system, but it insists that I have a network. I don't want a network and have no need of one. My HP laptop is one year old and is a Vista model...