function disableSpecificWeekDays(date, returnArray = false)
    {
    	 var daysToDisable = [1, 2, 4, 5];
         var day = date.getDay();

        for (i = 0; i < daysToDisable.length; i++)
        {
            if ($.inArray(day, daysToDisable) != -1)
            {
            	return (returnArray) ? [false] : false;
            }
        }
        return (returnArray) ? [true] : true;

    }

/*---------------------tab date reservation JSON------------------*/

	var tab_dates = [];
	function dates_reservation()
	{
		var reservations = JSON.parse(reserv);
				if(reservations)
				{
					reservations.forEach(function(reserv)
					{
						for(var i=0; i < reserv.length; i++)
						{
							var r = (reserv[i]);
							tab_dates.push(r);
						}
					})
				}

			}
			dates_reservation();

/*-------------------------DATEPICKER---------------------------*/

$(function($)
{
	$( "#start" ).datepicker(
	{
		dateFormat : 'dd-mm-yy',
		minDate : 7,
		maxDate : '23-12-2017',

		beforeShowDay:function(date)
		{
			var string = jQuery.datepicker.formatDate('yy-mm-dd', date);
			if(disableSpecificWeekDays(date) && tab_dates.indexOf(string) == -1)
				return [true];
			else
				return [false];
		}

	});

	$("#start").on("change", function()
	{
		date_arrived = $("#start").val();
		var date = date_arrived.split('-');
		var date_next7 = new Date(date[2], date[1]-1, +date[0]+7);
		var date_departure = date_next7;

		if(date_arrived != null)
		{
			$("#return").val(("0" + date_next7.getDate()).slice(-2) + "-" + ("0" + (date_next7.getMonth() + 1)).slice(-2) + "-" + date_next7.getFullYear());
		}

			$("#return").datepicker("destroy");
			$("#return").datepicker(
		 	{
		 		dateFormat : 'dd-mm-yy',
		 		minDate : date_next7,
		 		maxDate : '31-12-2017',
		 		beforeShowDay: function(date)
		 		{
		 			return disableSpecificWeekDays(date, true);
		 		}
		 	});

		});

	});