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Need help with javascript validation

 
David kio
Greenhorn
Posts: 6
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Please help with my project.


I got a list of Item that can be filled.
But i duno how to validate the 'Quantity' field only and only if the user select an item in the 'Item' field.
The validation on javascript should be done when user clik the submit button.
 
Cole Terry
Ranch Hand
Posts: 45
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Here is my suggestion (it may not be exact but something similar):

 
David kio
Greenhorn
Posts: 6
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opps, sorry....

Thanks anyway, i just solve the problem already.

 
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