That is very strange, as everything works fine for me and also for others ´ve sent it to through an IM...
The blur isn´t there at the moment, as I am not very happy with it and want to rework it.

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

http://www.slindev.com