MouseEvent: initMouseEvent() method - Web APIs | MDNUI EventsMouseEventConstructorMouseEvent()Static propertiesWEBKIT_FORCE_AT_FORCE_MOUSE_DOWN Non-standard WEBKIT_FORCE_AT_MOUSE_DOWN Non-standard Instance propertiesaltKeybuttonbuttonsclientXclientYctrlKeylayerX Non-standard layerY Non-standard metaKeymovementXmovementYmozInputSource Non-standard offsetXoffsetYpageXpageYrelatedTargetscreenXscreenYshiftKeywebkitForce Non-standard xyInstance methodsg
