public void update(Object target, String fieldname)
		{
			if (target != null && fieldname != null)
			{
				try
				{
					Method getter = target.getClass().getMethod(
							"is" + fieldname);

					if (getter != null)
					{
						Object current = getter.invoke(target);

						if (current instanceof Boolean)
						{
							setSelected(((Boolean) current).booleanValue());
						}
					}
				}
				catch (Exception e)
				{
					// ignore
				}
			}
		}