-- card: 17543 from stack: in
-- bmap block id: 0
-- flags: 0000
-- background id: 2913
-- name: 


-- part contents for background part 13
----- text -----
Functions:

-- part contents for background part 14
----- text -----
the length

-- part contents for background part 15
----- text -----
of <container>

-- part contents for background part 18
----- text -----
537

-- part contents for background part 17
----- text -----
Returns the number of text characters in a container.

-- part contents for background part 16
----- text -----
get the length of background field 2