def ext_arg(component, c_args = {})
      res = component
      c_args.each do |k, v|
        res += "[#{k.to_s}=#{v.to_s}]"
      end
      res
    end
def ext_arg(component, c_args = {})
      res = component
      c_args.each do |k, v|
        res += "[#{k.to_s}=#{v.to_s}]"
      end
      res
    end
Netzke component lookups, arguments for helper methods
 (i.e. component) require JS scripts instead of objects