(minor) mouse-1 does not "depress" widget button

[M Jared Finder]

If you press mouse-2 on a widget button, the widget depresses to show it is 
being clicked.  mouse-1 does not act similarly; I'd expect it to.

This is very minor, but should also be very simple to fix.

  -- MJF


In GNU Emacs 22.0.50.1 (i486-pc-linux-gnu, GTK+ Version 2.8.10)
 of 2006-02-09 on pacem, modified by Debian
X server distributor `The X.Org Foundation', version 11.0.60900000
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'i486-linux-gnu' '--prefix=/usr' '--sharedstatedir=/var/lib' 
'--libexecdir=/usr/lib' '--localstatedir=/var' '--infodir=/usr/share/info' 
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-O2' 'build_alias=i486-linux-gnu' 'host_alias=i486-linux-gnu''

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