function getLeap(iYear,iMonth)
{
var DayNumber=new Array(11) //Array to save every month days
DayNumber[0]=DayNumber[2]=DayNumber[4]=DayNumber[6]=DayNumber[7]=DayNumber[9]=DayNumber[11]=31;
DayNumber[3]=DayNumber[5]=DayNumber[8]=DayNumber[10]=30;
if (iYear%4==0&&((iYear%100!=0)||(iYear%400==0)))
DayNumber[1] = 29;
else
DayNumber[1] = 28;