[gradsusr] remove value over 100 in legend

[chinh ta huu]

Dear all users
    I plot probability map range of value 0-100.
But in my legend value over 100 still display with grey colour as attached
file
Anyone please tell  me how to remove this part.
Thank you
Chinh

-- 
(Mr.) Ta Huu Chinh
National, Weather Forecasting Center, Ha Noi, Viet Nam.
No: 4th, Dang Thai Than, Hoan Kiem, Ha Noi
Tel: 84-903-402-181
Fax: 84-43-824-4917
Email: chinhth2010 at gmail.com
Website: http://vn.myblog.yahoo.com/chinhth2005/
Website: http://bestknowledge-chinhth.blogspot.com/
Website: http://anhcuoidep.vn
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