public void updateTotalWeekHours(){
			int totalHours = 0; 
			int totalMinutes = 0;
			for(int x = 1; x < tableColumns; x++)
			{
				if(tableData[tableRows-1][x]!=null)
				{
					totalHours += timeToCode(tableData[tableRows-1][x])/100;
					totalMinutes += timeToCode(tableData[tableRows-1][x])%100;
				}
			}
			
			//Dealing with an excess of minutes
			if(totalMinutes > 60)
			{
				totalHours = totalHours + totalMinutes / 60;
				totalMinutes = totalMinutes%60;
			}
		
			if(totalMinutes < 10)
				totalHoursLabel.setText("Time worked this week: " + totalHours + ":0" + totalMinutes);
			else
				totalHoursLabel.setText("Time worked this week: " + totalHours + ":" + totalMinutes);
			
		}