function ctrlPresentationForm(form)
{
trimForm(form);
var msg_1 = 'Erreur(s) :';
var var_1 = new Array();
var_1[0] = new Array('examen','e',"<b>Examen : </b>Le champ est requis.",'');
var valid = validate(form,var_1,msg_1);
return valid; 
}