Want to get Windows of my Mac!

[SkyBell]

So, I have finally decided that i only use Windows once or twice a month, and is therefore wasting space. (I have a really old PC I can use anyway)

Problem is, since bootcamp expired, I can't figure out how to delete the partition. Can I just boot from the OS X DVD and delete it from there?

 

[Jasonbot]

USe disk utility, all you need to do is select the partition and click the minus: