For one day only, you can get an ad-free version of Opera. Simply e-mail registerme@opera.com to obtain a registration code. This offer is valid from 12 a.m. Tuesday, August 30 to 12 a.m. Wednesday, August 31 2005 (PDT).
If you miss it, here are the registration codes for various operating systems, via Linux community:
Windows –> w-JQbcr-TN3Bb-pvaUN-aycHL-vP5De
Linux Intel –> u-NfDbn-MymVa-mjJfN-RPpFJ-6xpXd
Linux PowerPC –> p-FeYkp-eeFtc-wj6rP-aMMcL-DwMvf
Linux Sparc –> k-4rjcr-RhTBb-s3hUN-7X4FL-bhVDe
FreeBSD –> f-xXTYp-pHiMb-TASKN-CstRL-FFkPe
Solaris –> s-rrAYn-h8VLa-MYyKM-wQ7QK-vptad
Mac –> m-Bhibn-XicVa-smnfN-3ViFJ-xFiXd
Epoc/QNX –> e-E4VTi-UJb8v-dXkMH-Lt7HS-5FBty
OS/2 –> v-czbzS-Yba5D-b8azt-reMWi-KD7YA