It looks as if it is alredy destroyed with the shader... Create a better normalmap or please show how it looks without shader. And for my taste, the "body" could have some more vertices and faces.

Other than that it looks good so far

Lite-C Tut. 1 Lite-C Tut. 2 Lite-C Tut. 3 (en)
Shader Tutorial (ger)

http://www.slindev.com