function verifForm()
	{
		valide = true;
		msg = "Merci de bien vouloir renseigner les champs suivants :\n\n";
		with ( document.forms[0] ) {
			if ( famille.selectedIndex == 0 ) {
				valide = false;
				msg += " - votre situation familiale\n";
				document.getElementById('Cfamille').className = "erreur";
			} else {
				document.getElementById('Cfamille').className = "";
			}

			if ( profession.selectedIndex == 0 ) {
				valide = false;
				msg += " - votre profession\n";
				document.getElementById('Cprofession').className = "erreur";
			} else {
				document.getElementById('Cprofession').className = "";
			}

			if ( age.selectedIndex == 0 ) {
				valide = false;
				msg += " - votre tranche d'âge\n";
				document.getElementById('Cage').className = "erreur";
			} else {
				document.getElementById('Cage').className = "";
			}

			if ( residence.selectedIndex == 0 ) {
				valide = false;
				msg += " - votre résidence principale\n";
				document.getElementById('Cresidence').className = "erreur";
			} else {
				document.getElementById('Cresidence').className = "";
			}

			if ( revenus.selectedIndex == 0 ) {
				valide = false;
				msg += " - vos revenus\n";
				document.getElementById('Crevenus').className = "erreur";
			} else {
				document.getElementById('Crevenus').className = "";
			}

			if ( impots.selectedIndex == 0 ) {
				valide = false;
				msg += " - vos impots\n";
				document.getElementById('Cimpots').className = "erreur";
			} else {
				document.getElementById('Cimpots').className = "";
			}

			if ( placements.selectedIndex == 0 ) {
				valide = false;
				msg += " - vos placements\n";
				document.getElementById('Cplacements').className = "erreur";
			} else {
				document.getElementById('Cplacements').className = "";
			}

			if ( investissement.selectedIndex == 0 ) {
				valide = false;
				msg += " - vos investissements\n";
				document.getElementById('Cinvestissement').className = "erreur";
			} else {
				document.getElementById('Cinvestissement').className = "";
			}

			if ( Vide(prenom) ) {
				valide = false;
				msg += " - votre prénom\n";
				document.getElementById('Cprenom').className = "erreur";
			} else {
				document.getElementById('Cprenom').className = "";
			}

			if ( Vide(nom) ) {
				valide = false;
				msg += " - votre nom\n";
				document.getElementById('Cnom').className = "erreur";
			} else {
				document.getElementById('Cnom').className = "";
			}

			if ( Vide(telephone) ) {
				valide = false;
				msg += " - votre téléphone\n";
				document.getElementById('Ctelephone').className = "erreur";
			} else {
				document.getElementById('Ctelephone').className = "";
			}

			if ( Vide(email) ) {
				valide = false;
				msg += " - votre email\n";
				document.getElementById('Cemail').className = "erreur";
			} else if ( !is_email(email) ) {
				valide = false;
				msg += " - un email valide\n";
				document.getElementById('Cemail').className = "erreur";
			} else {
				document.getElementById('Cemail').className = "";
			}

			if ( Vide(departement) ) {
				valide = false;
				msg += " - votre département\n";
				document.getElementById('Cdepartement').className = "erreur";
			} else {
				document.getElementById('Cdepartement').className = "";
			}

			if ( !valide ) {
				alert(msg);
				return false;
			}
		}
		return true
	}