This works: 
popup_menu(-name=>'distribution', -size=>20,
              -values=>['','value','value1'...

[download]
From perldoc CGI
Any additional parameters you provide, such as the Netscape unofficial BGCOLOR attribute, are added to the <BODY> tag.
And I think it applies to every element generated with CGI.pm

Update: misunderstodd the question. :D

He who asks will be a fool for five minutes, but he who doesn't ask will remain a fool for life.

Chady | http://chady.net/

In reply to Re: CGI form element sizing issue by Chady
in thread CGI form element sizing issue by Anonymous Monk

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