// JavaScript Document
function verfi(){
if(document.testform.nbenfant.value=="Nombre d'enfants :"){
var enf=0;

}
else{
var enf=document.testform.nbenfant.value;

}
var ad=document.testform.nbadulte.value;
//var enf=document.testform.nbenfant.value;
var msg="";
if(isNaN(ad) || ad==0 ){
alert("Veuillez saisir le nombre d'adultes");
document.testform.nbadulte.value='';
document.testform.nbadulte.focus();
return(false);
}
if(isNaN(enf) && enf!="Nombre d'enfants :" ){
alert("Veuillez saisir une valeur numerique dans la champ : Nombre d'enfant");
document.testform.nbenfant.value='Nombre d\'enfants :';
document.testform.nbenfant.focus();
return(false);
}

var sm=Math.round(ad)+Math.round(enf);
	  if(sm> 20){
	  //window.open("index.html" )
	  //alert("kkljkj");
	  //return (// Clic sur OK
	  if (confirm("Le nombre de personnes selectionné est superieur à la capacite du riad \n\n Veuillez nous contacter pour un hebergement de groupe en partenariat avec les riads voisins ")) { 
          window.open('form.html', 'Alksar', 'height=310, width=510, toolbar=no, menubar=no, scrollbars=no, resizable=no, location=0, directories=no, status=no')
		   
       }
	   return(false);
	  }
if(document.testform.sd.value== ""){
	document.testform.sd.style.backgroundColor="#ffffff";
	msg+="Veuillez selectionner la date d'arrivée SVP\n ";
	}
if(document.testform.ed.value== ""){
	document.testform.ed.style.backgroundColor="#ffffff";
	msg+="Veuillez selectionner la date de départ SVP\n";
	}
if(document.testform.nbadulte.value== "" || document.testform.nbadulte.value== "Nombre d'adultes :" ){
	document.testform.nbadulte.style.backgroundColor="#ffffff";
	msg+="Veuillez taper le nombre d'adulte(s) SVP\n ";
	}
	
if(msg== "") return(true);
else{
alert(msg);
return(false);
}

}
//------------------------------------------------------
//------------------------------------------------------

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}
function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}


//------------------------------------------------------
//------------------------------------------------------
function isValidDate(dateStr) {

var datePat = /^(\d{1,2})(\/|-)(\d{1,2})\2(\d{4})$/; // requires 4 digit year

var matchArray = dateStr.match(datePat); // is the format ok?
if (matchArray == null) {
//alert(dateStr + " Date is not in a valid format.")
return false;
}
month = matchArray[3]; // parse date into variables
day = matchArray[1];
year = matchArray[4];
if (month == 2) { // check for february 29th
var isleap = (year % 4 == 0 && (year % 100 != 0 || year % 400 == 0));
if (day>29 || (day==29 && !isleap)) {
alert("February " + year + " doesn't have " + day + " days!");
return false;
   }
}
return true;
}
function dateDiff(dateform) {
date1 = new Date();
date2 = new Date();
diff  = new Date();
var dtsd=document.forms['testform'].elements['sd'].value;

var dted=document.forms['testform'].elements['ed'].value;
var tableaudebut=dtsd.split("/");
var tableaufin=dted.split("/");
var convertsd=tableaufin[1] + "/" + tableaufin[0] + "/" + tableaufin[2];
var converted=tableaudebut[1]+"/"+tableaudebut[0]+"/"+tableaudebut[2];
//alert(convertsd);
if(dtsd=="" || dted==""){
document.getElementById("jour").value = 0;
}
if (isValidDate(convertsd) ) { // Validates first date 
date1temp = new Date(convertsd);
date1.setTime(date1temp.getTime());
}
else return false; // otherwise exits

if (isValidDate(converted)) { // Validates second date 
date2temp = new Date(converted);
date2.setTime(date2temp.getTime());
}
else return false; // otherwise exits

// sets difference date to difference of first date and second date

diff.setTime(Math.abs(date1.getTime() - date2.getTime()));

timediff = diff.getTime();

days = Math.ceil(timediff / (1000 * 60 * 60 * 24)); 
timediff -= days * (1000 * 60 * 60 * 24);
document.getElementById("jour").value = days;
return false;

}
//------------------------------------------------------
//------------------------------------------------------
function makeTwoChars(inp) {
        return String(inp).length < 2 ? "0" + inp : inp;
}

function initialiseInputs() {
        // Clear any old values from the inputs (that might be cached by the browser after a page reload)
        //document.getElementById("sd").value = "";
        //document.getElementById("ed").value = "";

        // Add the onchange event handler to the start date input
        datePickerController.addEvent(document.getElementById("sd"), "change", setReservationDates);
}

var initAttempts = 0;

function setReservationDates(e) {
         try {
                var sd = datePickerController.getDatePicker("sd");
                var ed = datePickerController.getDatePicker("ed");
        } catch (err) {
                if(initAttempts++ < 10) setTimeout("setReservationDates()", 50);
                return;
        }

      
        var dt = datePickerController.dateFormat(this.value, sd.format.charAt(0) == "m");

           if(dt == 0) return;

              var edv = datePickerController.dateFormat(document.getElementById("ed").value, ed.format.charAt(0) == "m");

        ed.setRangeLow( dt );
       
        if(edv < dt) {
                document.getElementById("ed").value = "";
				document.getElementById("jour").value = 0;
        }
}

function removeInputEvents() {
        datePickerController.removeEvent(document.getElementById("sd"), "change", setReservationDates);
}

datePickerController.addEvent(window, 'load', initialiseInputs);
datePickerController.addEvent(window, 'unload', removeInputEvents);