I've recently downloaded Android x86 (Android 4.0) and installed it in VirtualBox using using android-x86-4.0-RC1-eeepc.iso. Everything is working fine except the Internet connection. I've tried searching for a solution but none of them works for me.
I'm using a Samsung notebook with a wireless connection on Ubuntu 11.10.
Here's a screenshot of the network settings of the VirtualBox:

I've even tried with NAT, but it still dosen't work.