I will try to come up little bit new look on header like logo X in white color and green bar to blue or teal color, let me check...
Here I upload some more web 2.0 unique website templates, also do some more update, have a look on update: http://www.mindxstudio-templates.com/ and let me know if any more suggestion or feedback.
I think your site is nice site. Maybe little more color would not hurt but it is still very very nice site.