For further information for the Going to Mars Campaign "Send your name & message to Mars" see: http://lasp.colorado.edu/maven/goingtomars/send-your-name/. The Going to Mars Campaign invites submissions from the public; artwork, messages, and names will be included on a special DVD. The DVD will be adhered to the MAVEN spacecraft and launched (2013) into orbit around Mars (2014).
"MAVEN invites the public to come aboard":
Release Date: 26 April 2013
Film Editor: Fabien Labonne
NASA/Goddard Space Flight Center
Laboratory for Atmospheric and Space Physics (LASP):
http://lasp.colorado.edu/home/ University of Colorado Boulder
MAVEN Spacecraft Videos: