You skin finely, but need to sharpen a bit the graphics.

Beyond Vista really needs much work to come out.

Green Vista is a very good skin. You may just want to increase the fonts contrast a bit so that they show better.

Also keep in mind that DXThemes are all about functionality. Small gadgets doing many things are very much in fashion nowadays. You can learn many things by seeing and taking examples from both _Martin_ and Gef, the two top masters in that subject.

I too make themes for DX. My most compact example of what i talk about is this: WWW Link

Keep on skinning.