meta.rb

mod = Module.new
        mod.module_eval %{
          def fill_out_#{name}(value)
            checkbox = find(:#{name})
            if (#{name}_checked_values.include?(value) && !checkbox.selected?) || 
                (#{name}_unchecked_values.include?(value) && checkbox.selected?)
                
              checkbox.click
            end  
          end
        }