/** Проверка даты **/
        function check_day_arr()
        {
                day = new Array;
                for (i=0; i<=31; i++) {
                    day[i]=i+1;
                }

            var date=form.arrival_Day.selectedIndex;
            var mouns=form.arrival_Month.selectedIndex;
            var year=form.arrival_Year.selectedIndex;
            var maxday;

        if (mouns == 0 || mouns ==2 || mouns ==4 || mouns ==6 || mouns ==7 || mouns ==9 || mouns ==11) {

            maxday=30;

        }

        if (mouns == 3 || mouns ==5 || mouns ==8 || mouns ==10) {

            maxday=29;
        }

        if (mouns == 1)
        {
            if (year==0 || year==3)
            {
                maxday=28;
            }
            
            if (year==1 || year==2)
            {
                maxday=27;
            }
        }

        for (i=0; i<=maxday; i++)
        {
            day[i]=new Option(i+1);
        }

        for (i = 31; i >= 0; i--)
        {
            document.form.arrival_Day.options[i] = null;
        }

        for (i = 0; i <= maxday; i++)
        { 
            document.form.arrival_Day.options[i]=day[i];
        }

        if (document.form.arrival_Day.options[date]==null)
        {
            document.form.arrival_Day.options[maxday].selected= true;
        }
        else
        {
            document.form.arrival_Day.options[date].selected = true;
        }

        }