You could send an email to Ms. Aicha Afifi at firstname.lastname@example.org telling her that the Christians should be protected from any type of violence or persecutions. Christians are not violent and will do much good for Morocco if given the chance.
You could write to the Moroccan ambassador to send a similar message at:
H.E. Aziz Mekouar
1601 21st St. NW
Washington, DC 20009
Check out www.persecution.com for more information.