function getDayString(num)
{
var day;
switch(num)
 {
 case 0:
 day="Sunday";
 break;
 case 1:
 day="Monday";
 break;
 case 2:
 day="Tuesday";
 break;
 case 3:
 day="Wednesday";
 break;
 case 4:
 day="Thursday";
 break;
 case 5:
 day="Friday";
 break;
 case 6:
 day="Saturday";
 break;
 default:
 day="Invalid Day";
 }
 return day;
}


// function to calculate today's month 
function getMonthString(num)
{
var month;
switch(num)
 {
 case 0:
 month="Jan";
 break;
 case 1:
 month="Feb";
 break;
 case 2:
 month="Mar";
 break;
 case 3:
 month="Apr";
 break;
 case 4:
 month="May";
 break;
 case 5:
 month="Jun";
 break;
 case 6:
 month="Jul";
 break;
 case 7:
 month="Aug";
 break;
 case 8:
 month="Sep";
 break;
 case 9:
 month="Oct";
 break;
 case 10:
 month="Nov";
 break;
 case 11:
 month="Dec";
 break;
 default:
 month="Invalid Month";
 }
 return month;
}