On Mon, Apr 4, 2011 at 12:12 PM, Stephen Wilde <wstephen80@gmail.com> wrote:
Thank you Michael, yes, I expect that the variable will be in legA.

Stephen

Try putting the app argument in single quotes:
<action application="set" data="execute_on_media=tone_detect mytone 820 wo +30000 set 'mytone=true' 2" />

-MC