+- (void)updateTime:(NSString *)time range:(NSRange)range
+{
+ NSMutableAttributedString *string = [[_textField attributedStringValue] mutableCopy];
+ [string replaceCharactersInRange:range withString:time];
+ [_textField setAttributedStringValue:[string autorelease]];
+ [[self contentView] setNeedsDisplay:YES];
+}
+