c30e99fe___formerly_DOM_Level_3_Events___Cancelable
[Event Type] mousedown [Sync / Async] Sync [Bubbling phase] Yes [Trusted event target types] Element [DOM interface] MouseEvent [Default Action] Varies: start a drag/drop operation; start a text selection; start a scroll/pan interaction (in combination with the middle mouse button, if supported) [Cancelable] 
Yes
N o
Y e s
UI Events Specification (formerly DOM Level 3 Events)
Cancelable