When calling load_gws(), try putting $rU and $fu in double quotes, e.g. "$rU" rather than $rU bare.
-- Alex
--
Sent from my Samsung mobile, and thus lacking in the refinement one might expect from a proper keyboard.
Alex Balashov - Principal
Evariste Systems LLC
235 E Ponce de Leon Ave
Suite 106
Decatur, GA 30030
Tel: +1-678-954-0670
Web: http://www.evaristesys.com/