How get root rights on samsung galaxy s2?

Instruction to get root on Samsung Galaxy S 2:

1. Download Odin3 v1.83 here;
2. Download original cores here. If you don't understand that this, download it - http://www.filesonic.com/file/1185042474/GT-I9100_BOKE3_insecure.zip
3. Go to phone settings Applications Development and turn on USB debugging.
4. Reboot phone in bootloader mode: (turn off, turn Volume -, home and power buttons simultaneously). You will see: 'Downloading... Do not turn off target' underneath.
5. Connect you phone to computer and run Odin3 v1.83. Wait, program wil detect a phone.
6. Check Odin settings, turn On only Auto Reboot and F. Reset Time.
7. Press button PDA and select core. (*.tar, *.md5 or *.smd)
8. Press Start and wait;
9. In phone run app S2 Root and press Root device;

Congratulations! Your phone has a Root!