// JavaScript Document

function assignday(month,year) {
 if(month==2) {
   var isleap=(year % 4==0 && (year % 100 !=0 || year % 400 ==0)) ;
   if ((!isleap) && month==2) 
     day=28;
   else  day=29; 
  }
 if (month==4|| month==6|| month==9 || month==11 )
      day=30;
 else if (month !=2)
	  day=31;
  return day;
  }