var date = new Date();
function takeYear(theDate)
{
x = theDate.getYear();
var y = x % 100;
y += (y < 38) ? 2000 : 1900;
return y;
}
function leadingZero(nr)
{
if (nr < 10) nr = "0" + nr;
return nr;
}
function display_date() {
   var day_of_week_number = date.getDay();
   var day_of_month = leadingZero(date.getDate());
   var month_number = leadingZero(1+date.getMonth());
   var year = takeYear(date);
   var day_of_week = '';
   if(day_of_week_number == 0){day_of_week = 'Sunday';}
   if(day_of_week_number == 1){day_of_week = 'Monday';}
   if(day_of_week_number == 2){day_of_week = 'Tuesday';}
   if(day_of_week_number == 3){day_of_week = 'Wednesday';}
   if(day_of_week_number == 4){day_of_week = 'Thursday';}
   if(day_of_week_number == 5){day_of_week = 'Friday';}
   if(day_of_week_number == 6){day_of_week = 'Saturday';}
   var date_to_show = month_number + '/' + day_of_month +  '/' + year + ',' + day_of_week;
   return (date_to_show);
}
function sayHello () {
var hours = date.getHours(); 
 if ((hours >= 6) && (hours < 10)) { return('Good morning!')}
 if ((hours >= 10) && (hours < 18)) { return('Good day!')}
 if ((hours >= 18) && (hours < 22)) { return('Good evening!')}
 else { return('Good night!')}
}