public static void refreshCalendar(int month, int year){
		//Variables
		String[] months =  {"January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December"};
		int nod, som; //Number Of Days, Start Of Month
			
		//Allow/disallow buttons
		btnPrev.setEnabled(true);
		btnNext.setEnabled(true);
		if (month == 0 && year <= realYear-10){btnPrev.setEnabled(false);} //Too early
		if (month == 11 && year >= realYear+100){btnNext.setEnabled(false);} //Too late
		lblMonth.setText(months[month]); //Refresh the month label (at the top)
		lblMonth.setBounds(160-lblMonth.getPreferredSize().width/2, 25, 180, 25); //Re-align label with calendar
		cmbYear.setSelectedItem(String.valueOf(year)); //Select the correct year in the combo box
		
		//Clear table
		for (int i=0; i<6; i++){
			for (int j=0; j<7; j++){
				mtblCalendar.setValueAt(null, i, j);
			}
		}
		
		//Get first day of month and number of days
		GregorianCalendar cal = new GregorianCalendar(year, month, 1);
		nod = cal.getActualMaximum(GregorianCalendar.DAY_OF_MONTH);
		som = cal.get(GregorianCalendar.DAY_OF_WEEK);

		
		//Draw calendar
		for (int i=1; i<=nod; i++){
			int row = new Integer((i+som-2)/7);
			int column  =  (i+som-2)%7;
			mtblCalendar.setValueAt(i, row, column);
		}

		//Apply renderers
		tblCalendar.setDefaultRenderer(tblCalendar.getColumnClass(0), new tblCalendarRenderer());
	}