function chambre(id){
	properties='height=550,width=550,left=0,top=0,location=no,scrollbars=yes,menubars=no,toolbars=no,resizable=yes,status=no';
	window.open('chambre.php?id_chambre='+id, 'chambre', properties);
	}
	
	function ajoutNbJoursToDate(){ 
	
	var now= new Date();
	var pnbJours = document.form_date.nb_jour.options[document.form_date.nb_jour.selectedIndex].value;
	var annee = document.form_date.annee_ref.options[document.form_date.annee_ref.selectedIndex].value;
	var mois = document.form_date.mois_ref.options[document.form_date.mois_ref.selectedIndex].value;
	if (mois<10){mois = mois.substr(1,mois.length);}
	mois=mois-1;
	var jour = document.form_date.jour_ref.options[document.form_date.jour_ref.selectedIndex].value;
	if (jour<10){jour = jour.substr(1,jour.length);}
	now.setYear(annee);
	now.setMonth(mois);
	now.setDate(jour);
	now.setTime(now.getTime() + (pnbJours * 24 * 60 * 60 * 1000));
	var date = now.getDate()-1;
	var month = now.getMonth(); 
	var year = now.getYear(); 
	
		for (i=0; i<document.form_date.jour_end.length;i++){
			if (i == date){
			document.form_date.jour_end.options[i].selected = true;
			break;
			}
		}
		for (i=0; i<document.form_date.mois_end.length;i++){
			if (i == month){
			document.form_date.mois_end.options[i].selected = true;
			break;
			}
		}
		for (i=0; i<document.form_date.annee_end.length;i++){
			if (document.form_date.annee_end.options[i].value == year){
			document.form_date.annee_end.options[i].selected = true;
			break;
			}
		}
	}
	/* ## 4 ## */
	
	/**************************************** ## 5
	 * 	ENLEVE NB_JOUR A LA DATE DEPART POUR	
	 * 	CALCULER DATE ARRIVEE
	 * 	
	 **********************************************/
	
	function enlevNbJoursToDate(){ 
	
	var now= new Date();
	var dep= new Date();
	
	//var pnbJours = document.form_date.nb_jour.options[document.form_date.nb_jour.selectedIndex].value;
	var annee = document.form_date.annee_ref.options[document.form_date.annee_end.selectedIndex].value;
	var mois = document.form_date.mois_ref.options[document.form_date.mois_end.selectedIndex].value;
	if (mois<10){mois = mois.substr(1,mois.length);}
	mois=mois-1;
	var jour = document.form_date.jour_ref.options[document.form_date.jour_end.selectedIndex].value;
	if (jour<10){jour = jour.substr(1,jour.length);}
	now.setYear(annee);
	now.setMonth(mois);
	now.setDate(jour);
	
	var annee = document.form_date.annee_ref.options[document.form_date.annee_ref.selectedIndex].value;
	var mois = document.form_date.mois_ref.options[document.form_date.mois_ref.selectedIndex].value;
	if (mois<10){mois = mois.substr(1,mois.length);}
	mois=mois-1;
	var jour = document.form_date.jour_ref.options[document.form_date.jour_ref.selectedIndex].value;
	if (jour<10){jour = jour.substr(1,jour.length);}
	
	dep.setYear(annee);
	dep.setMonth(mois);
	dep.setDate(jour);
	
	//now.setTime(now.getTime() - (pnbJours * 24 * 60 * 60 * 1000));
	//dep.setTime(now.getTime() - (pnbJours * 24 * 60 * 60 * 1000));
	var pnbjour = (now.getTime() - dep.getTime())/(24 * 60 * 60 * 1000);
	
	for (i=0; i<document.form_date.nb_jour.length;i++){
			if (document.form_date.nb_jour.options[i].value == pnbjour){
			document.form_date.nb_jour.options[i].selected = true;
			break;
			}
		}
	}
	/* ## 5 ## */
	/************************************************* ## 6
	 * VERIFIE EMAIL NEWSLETTER
	 *
	 *******************************************************/
	
	function VerifEmail(){
	if (/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(document.newsletter.email_newsletter.value)){
	return (true)
	}
	alert('votre adresse email est incorecte');
	return (false);
	}
	/* ## 6 ## */
	/************************************************* ## 7
	 * SEE MAP
	 *
	 *******************************************************/
	function seemap(idHotel){
	var properties='height=470,width=600,left=0,top=0,location=no,scrollbars=no,menubars=no,resizable=yes,status=no';
	window.open('http://ce1.1bis.com/light/map/map_item.asp?i=N8w1c&id=NETCO'+idHotel, 'map', properties);
	}
	/* ## 7 ## */