Bug-fix: catch 0 length markers.
Bug-fix: catch 0 length markers.

--CAR

Plourde-Research-Lab/Qlab,Plourde-Research-Lab/Qlab,BBN-Q/Qlab,rmcgurrin/Qlab,Plourde-Research-Lab/Qlab,BBN-Q/Qlab,rmcgurrin/Qlab,rmcgurrin/Qlab,BBN-Q/Qlab,rmcgurrin/Qlab,BBN-Q/Qlab