classProcMailer<ActionMailer::Basedefaultto:'system@test.lindsaar.net','X-Proc-Method'=>Proc.new{Time.now.to_i.to_s},subject:Proc.new{give_a_greeting},'x-has-to-proc'=>:symboldefwelcomemailendprivatedefgive_a_greeting"Thanks for signing up this afternoon"endend