var da_auj = document.getElementById('datearrivee');
var auj = new Date();
var mon = 0 ;
if ( (auj.getMonth()+0+1) < 10 ) mon = "0"+(auj.getMonth()+1);
else  mon = auj.getMonth()+1;
da_auj.value = auj.getDate()+"/"+mon+"/"+auj.getFullYear();

var td_ = document.idForm.fromday ;
var tm_ = document.idForm.frommonth ;
var ty_ = document.idForm.fromyear ;
var tab_ = da_auj.value.split("/");
td_.value = tab_[0] ;
tm_.value = tab_[1] ;
ty_.value = tab_[2] ;


var demain_ = new Date(auj.getFullYear(),auj.getMonth(),auj.getDate());
demain_.setTime(demain_.getTime() + 24 * 3600 * 1000);
var dd_auj = document.getElementById('datedepart');
if ( (demain_.getMonth()+0+1) < 10 ) mon = "0"+(demain_.getMonth()+1);
else  mon = demain_.getMonth()+1;
dd_auj.value = demain_.getDate()+"/"+mon+"/"+demain_.getFullYear();

var td_ = document.idForm.today ;
var tm_ = document.idForm.tomonth ;
var ty_ = document.idForm.toyear ;
var tab_ = dd_auj.value.split("/");

td_.value = tab_[0] ;
tm_.value = tab_[1] ;
ty_.value = tab_[2] ;


//CONSTRUIRE DATE
function compter_nbnuits()
{
		//arrivee
		var fd = document.getElementById("fromday").value ;
		var fm = document.getElementById("frommonth").value ;
		var fy = document.getElementById("fromyear").value ;
		
		//depart
		var td = document.getElementById("today").value ;
		var tm = document.getElementById("tomonth").value ;
		var ty = document.getElementById("toyear").value ;
		
		if ( td != "" && fd != "" )
		{		
			var datearrivee		= new Date(fy+"/"+fm+"/"+fd);
			var datedepart 		= new Date(ty+"/"+tm+"/"+td);

			var one_day = 1000*60*60*24;
			var nbjours = Math.ceil( (datedepart.getTime() - datearrivee.getTime( ) ) / (one_day) );
			//alert(nbjours);
			document.getElementById("nbdays").value = (parseInt(nbjours)<0)?0:nbjours ;									
		}
}