Go to your dashboard and find the section "Create worker", Type in a username and password and click create.
Once installed, configure it as shown below with the worker credentials you created in your dashboard.
Depending on our hash rate, it could be a matter of hours or days before gbyte.dk gets a block. But if you provided hashing power for solving the block, you will receive your part of the solved block.
To receive earnings from gbyte.dk install the Bitcoin application from http://www.bitcoin.org/
Copy your Bitcoin address to clipboard, add it in your dashboard and click Save. When you have a balance of minimum 0.01 BTC you can click Instant payout and the amount will show up in your Bitcoin application.