Custom Button Visibility

Content

Hi Guys,

I need to make visible a custom button on a determinates pages:

I use this Expression Language: #{pageFlowScope.Module eq 'Transfers' || pageFlowScope.Module eq 'Hire an Employee' || pageFlowScope.Module eq 'ChangeAssignment'  }

I need to know the pageFlowScope.Module of two pages: Add a Contingent Worker and Add a nonworker, some one can help me?

Please, it is very important to me.