		* EDITING *
Write:
	string:"fileName"		store as string
	bool:"screenRelative"	true = screen-relative
	string:"xScreen_vs"	store as string
	string:"yScreen_vs"	store as string
	number:"timeOut"		store as number

read:	(editing)
	string:"fileName"		search & set selection
	bool:"screenRelative"	set radio buttons
	string:"xScreen_vs"	fed to textbox
	string:"yScreen_vs"	fed to textbox
	number:"timeOut"		set numericStepper



		* VIEWING *

read:	(editor preview - single line)
	string:"fileName"		shown
	bool:"screenRelative"	---
	string:"xScreen_vs"	---
	string:"yScreen_vs"	---
	number:"timeOut"		---

read:	(tool tip)
Display as:  "map-relative, time:12"
	string:"fileName"		---
	bool:"screenRelative"	shown
	string:"xScreen_vs"	---
	string:"yScreen_vs"	---
	number:"timeOut"		shown (if > than 0)
						else skip "time: "



		* GAMEPLAY *

read:	(game engine - Execution)
	string:"fileName"		loaded and attached
	bool:"screenRelative"	alters placement behavior
	string:"xScreen_vs"	sets _x  (relative to ?)
	string:"yScreen_vs"	sets _y  (relative to ?)
	number:"timeOut"		waits this many frames,
					then removes movieClip
					(except when 0)

