function afficheDevis(obj) {
		if ( document.main.type ) {
			for (i = 0;i < 5;i++)
				document.main.type[i].disabled = !obj.checked;
			boolChecked = false;
			for (i = 0;i < 5;i++)
				if ( document.main.type[i].checked == true )
					boolChecked = true;
			if ( !boolChecked )
				document.main.type[0].checked = true;
		}
		if ( document.main.options ) {
			document.main.options.disabled = !obj.checked;
		}
		if ( document.main.evenement ) {
			document.main.evenement.disabled = !obj.checked;
			if ( document.main.evenement.value == "" ) {
				objDate = new Date();
				strJour = objDate.getDate();
				if ( strJour < 10 )
					strJour = "0" + strJour;
				strMois = objDate.getMonth() + 1;
				if ( strMois < 10 )
					strMois = "0" + strMois;
				strAnnee = objDate.getFullYear();
				document.main.evenement.value = strJour + "/" + strMois + "/" + strAnnee;
			}			
		}
		if ( document.main.adultes ) {
			document.main.adultes.disabled = !obj.checked;
			if ( document.main.adultes.value == "" )
				document.main.adultes.value = "0";
		}
		if ( document.main.enfants ) {
			document.main.enfants.disabled = !obj.checked;
			if ( document.main.enfants.value == "" )
				document.main.enfants.value = "0";
		}
	}