Fix: try to use another method for messages

htdocs/adherents/document.php

htdocs/adherents/liste.php

htdocs/comm/addpropal.php

htdocs/comm/list.php

htdocs/comm/mailing/fiche.php

htdocs/comm/propal.php

htdocs/comm/propal/document.php

htdocs/comm/prospect/list.php

htdocs/commande/document.php

htdocs/compta/facture.php

htdocs/compta/facture/document.php

htdocs/contrat/document.php

htdocs/core/class/CMailFile.class.php

htdocs/core/lib/functions.lib.php

htdocs/expedition/fiche.php

htdocs/fichinter/document.php

htdocs/fourn/commande/document.php

htdocs/fourn/liste.php

htdocs/main.inc.php

htdocs/projet/document.php