function choix_init(mydate, myfield, maxI){
			 var checks = document.getElementById(myfield);
			 for(i=0; i<maxI; i++)
			 {
				if(parseInt(checks.options[i].value,10) == mydate){
					checks.options[i].selected=true;
				}
			  }
			}
			var today;
			
			var today_d, today_m, today_y;
			var demain_d, demain_m, demain_y;
			
			today  = new Date();
			today.setTime(today.getTime());
			today_d  = today.getDate(); 
			today_m  = today.getMonth();
			today_y  = today.getFullYear();
			
			choix_init(today_d, "arrivalDayX",  31);
			choix_init(today_m, "arrivalMonth", 12);
			choix_init(today_y, "arrivalYear", 3);
			
			demain = new Date();
			demain.setTime(demain.getTime() + (24 * 3600 * 1000));
			demain_d = demain.getDate(); 
			demain_m = demain.getMonth();
			demain_y = demain.getFullYear();
			
			choix_init(demain_d, "departureDayX",31);
			choix_init(demain_m, "departureMonth", 12);
			choix_init(demain_y, "departureYear", 3);
			
			function Change_arrival()
			{
				var arrivalMonthYear = document.getElementById('arrivalYear').value+document.getElementById('arrivalMonth').value;
				document.getElementById('hidd6').value = document.getElementById('arrivalDayX').value;
				document.getElementById('hidd7').value = arrivalMonthYear;
			}
			function Change_departure()
			{
				var departureMonthYear = document.getElementById('departureYear').value+document.getElementById('departureMonth').value;
				document.getElementById('hidd8').value = document.getElementById('departureDayX').value;
				document.getElementById('hidd9').value = departureMonthYear;
			}
			Change_arrival();
			Change_departure();