Toggles popup information window for the pointed entry in the playlist. The window shows title of song, name of album, genre, year of publish, track number, track length, and artwork.

• 04切换播放列表中鼠标指向的项的弹出信息窗口。该窗口显示歌曲标题、专辑名、流派信息、发布年份，音轨编号，音轨长度和艺术品(专辑封面)。