Alright, so the other day i was at home trying to figure out why my computer wouldnt open mozzila firefox it wouldnt even load so i messed around with the computer for days and finnaly figured out it was a web proxy causing the problem, so i fixed it then i downloadeed safari, and it was working perfectly... at my moms, see she has a wireless internet. but when i got to my dads today and i pluged in my ethernet cable it said on the safari that i was not connected to the interent although the other computers in my house were doing just fine, so i tryed and messing around with the cables, but nothing would work i think i might have chaged a setting can someone please please help me? (: