Widget index / Specialized controls · Download this HTML
Ready — try the example.
States and behavior
Static initial image, explicit play/stop and accessible description.
Keyboard
Tab reaches Play; Space/Enter toggles playback.
Scope and adaptation
Original SVG artwork and Web Animations replace the period AVI animation control. Motion never auto-starts; this sample carries no AVI decoding or native common-control implementation.
Sources
Microsoft preliminary guide (1995), chapters 7–8
Original implementation; system colors are represented by CSS variables. The default 13 px system-font stack is a readable browser adaptation. The 1995 source is preliminary, not a final product specification. Test the target browser and native host before shipping.