Here's my first JDC logo:

[IMG]http://img849.imageshack.us/img849/1212/jdc22.png[/IMG]

EDIT: As requested, one with blue tones in the background.

[IMG]http://img46.imageshack.us/img46/9393/jdc22blu.png[/IMG]

Here's my logo.
[IMG]http://zapodaj.net/images/3a7e876513061.png[/IMG]

second.
[IMG]http://zapodaj.net/images/b3d032db4e5be.png[/IMG]

third
[IMG]http://zapodaj.net/images/f1b911d66ef54.png[/IMG]

[IMG]http://zapodaj.net/images/add66491f712c.png[/IMG]

[IMG]http://zapodaj.net/images/b320efb129133.png[/IMG]