if(months.get(month_index)==1 || months.get(month_index)==3 ||months.get(month_index)==5 ||months.get(month_index)==7 ||months.get(month_index)==8 ||months.get(month_index)==10 ||months.get(month_index)==12 ){
            if(number_date+7<=31){
                date.setText(String.valueOf((number_date+7)));

            }