Clarifications of texture with sequences…

You monster before the image:

http://img153.imageshack.us/img153/3482/schermatapv9.png

hour the attempt is simple and is:
to use the image sequences in order to animate the texture.
When I open first the rows open to me like image (Still) and if I try to go to “sequences” to me become black all also in the preview and therefore like if you did not have nothing:
how I make to use the sequences in order to animate the texture?