From Microsoft: Windows Media Player allows you to play audio and video files locally stored and streamed from the Internet. It includes a visualizer, a jukebox, a media guide, an Internet radio tuner, a CD burner, and support for countless media formats and various external devices.
imperative. adj. 1. extremely urgent or important; essential. 2. peremptory or authoritative: an imperative tone of voice. 3. (Grammar) Also: imperatival grammar denoting a mood of verbs used in giving orders, making requests, etc.
The imperative mood expresses a command. t refers to something that is peremptory, urgent or obligatory. One obvious example is Sweep the floor before you go out.. The indicative mood is used to state a thing as a fact as opposed to a conception, wish or command.