plzz help me!!!

[rockstarz90]

hi all ):P,im newbie at this forum...and i want to ask why my internet connection cant working in my ubuntu 8.10???? and now i dont know what really happen in my situation..i becaming blured like a alien...i using adsl 2+ router by dsl520t by dlink..plz help me!!!! sorry for my bad english. :D

this is screenshot for my problem:

http://i635.photobucket.com/albums/uu75/rockstarz90/internetxjadi.png