Hide/Show onclick only works the first time

[jbadiag]

I have in a form, one element with the javascript action: onclick Hide an element depending on the value, and another one that shows that element onclick.
Everything works only the first time . The second time I click, does nothing
I don't know why. Please help.

 

[cheesegrits]

What element type is it?

-- hugh

 

[jbadiag]

What element type is it?

-- hugh

Sorry, forgot it. Radiobutton