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Display Alert when text field is null

hye all..
I want to create a javascript function which display an alert(""); if all value of the text field is null.
any idea?
:)

sungmin .
Mar 5 '13 #1
1 1360
acoder
16,027 Expert Mod 8TB
Please post what you've tried so far.

PS. moved to JavaScript forum.
Mar 5 '13 #2

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