date = new Date();
 var day_of_week_number = date.getDay();
 var day_of_month = date.getDate();
 var month_number = date.getMonth();
 var year = date.getYear();
 var day_of_week = '';
 var month = ''
 if(month_number == 0)  month = '\январ\я';
 if(month_number == 1)  month = 'феврал\я';
 if(month_number == 2)  month = 'марта';
 if(month_number == 3)  month = 'апрел\я';
 if(month_number == 4)  month = 'ма\я';
  if(month_number == 5)  month = 'июн\я';
 if(month_number == 6)  month = 'июл\я';
 if(month_number == 7)  month = 'августа';
 if(month_number == 8)  month = 'сент\ябр\я';
 if(month_number == 9)  month = 'окт\ябр\я';
 if(month_number == 10)  month = 'но\ябр\я';
 if(month_number == 11)  month ='декабр\я';
if(day_of_week_number == 0)  day_of_week = 'воскресенье';
 if(day_of_week_number == 1)  day_of_week = 'понедельник';
 if(day_of_week_number == 2)  day_of_week = 'вторник';
 if(day_of_week_number == 3)  day_of_week = 'среда';
 if(day_of_week_number == 4)  day_of_week = 'четверг';
 if(day_of_week_number == 5)  day_of_week = 'п\ятница';
 if(day_of_week_number == 6)  day_of_week = 'суббота';
 var date_to_show = day_of_month + ' ' + month + ',  ' + day_of_week   +  '. '; 
document.writeln(date_to_show);

var h=(new Date()).getHours(); 
if (h > 4 && h < 9) document.writeln("Доброе утро!"); 
if (h > 8 && h <  18) document.writeln("Добрый день!"); 
if (h > 17 && h <  23) document.writeln("Добрый вечер!"); 
if (h > 22 || h <  5) document.writeln("Доброй ночи!");