OmniOutlinerですべてのチェックをはずすAppleScript

tell application "OmniOutliner Professional"
	set rs to rows of document 1
 
	repeat with r in rs
		set state of r to unchecked
	end repeat
end tell

tell application "OmniOutliner Professional" set rs to rows of document 1 repeat with r in rs set state of r to unchecked end repeat end tell