Welcome to the forum.
Is this your first go with variables or have you got them
working OK in other projects.
If it is your first attempt, on the RH7 Start Page, click
Open and you will see Samples on the left. Open one of the sample
projects and take a look there.
Also see Craig Clarke's article on the subject.
http://www.adobe.com/devnet/robohelp/articles/userdefinedvars.html
Come back if that doesn't help.
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