prevButton = [UIButton buttonWithType:UIButtonTypeCustom];
						[prevButton setImage:[UIImage imageWithContentsOfFile:@"/System/Library/CoreServices/SpringBoard.app/MBExPrev.png"] forState:UIControlStateNormal];
						prevButton.frame = CGRectMake(_prevButtonOriginX, _prevButtonOriginY, _prevButtonSizeWidth, _prevButtonSizeHeight);
						[prevButton addTarget:self action:@selector(prevSong) forControlEvents:UIControlEventTouchUpInside];
						[infoWindow addSubview:prevButton];