if (sortColumn != null & !sortColumn.isDisposed ()) {
if (sortColumn != null && !sortColumn.isDisposed ()) {
void updateImages () {	if (sortColumn != null & !sortColumn.isDisposed ()) {		if (OS.COMCTL32_MAJOR < 6) {			switch (sortDirection) {				case SWT.UP:				case SWT.DOWN:					sortColumn.setImage (display.getSortImage (sortDirection), true, true);					break;			}		}	}}