LaTeX.org

Hello!
(I'm French so sorry if my english's bad...)
So, I'm using Lyx and the class "article (paper)" for a report. Everything's fine, exept when I try to add a footer:
I put "\usepackage{fancyhdr}" in preamble then "\pagestyle {fancy}" in order to add a "cfoot{...}"
but then when I try to view the ...