I can't post my question!

I'm trying to post my question, but every time when i over my post and click "submit", I get an error "the server did not return response for this request". it is very annoying!
It happens with only one message. I didn't find what is the cause (special letters, or something).
Here is what i'm trying to ask:
https://docs.google.com/document/d/1QFX ... 0SXec/edit