A webchat interface should appear below. If it doesn't, click this link to go directly to Freenode Webchat.
<iframe src="http://webchat.freenode.net/?channels=orklug" width="647" height="400"></iframe>
If you have a compatible IRC client installed, and it is registered correctly to the IRC protocol, you should be able to click the below link to connect directly to the channel:
Alternatively, using your IRC client, connect to Freenode and join the #orklug channel.