[CODE4LIB] javascript help (UNCLASSIFIED)

[Zhu, Kaile NAF USARMY IMCOM HQ (US)]

CLASSIFICATION: UNCLASSIFIED

Anybody can help me with such JavaScript code that can chop the ending portion 
of the string - last 5 characters - verifying if it is all numbers (zip code)?

Thanks.

Kelly Zhu

CLASSIFICATION: UNCLASSIFIED