# File lib/cgikit/utilities.rb, line 217
    def class_named_from( name, spaces = [CGIKit, Object] )
      spaces.each do |klass|
        base = klass
        name.split("::").each do |i|
          if i.empty? then
            i = :Object
          end
          if base.const_defined?(i) then
            base = base.const_get(i)
          else
            base = nil
            break
          end
        end
        return base if base
      end
      raise "No such '#{name}' class from #{spaces.inspect}."
    end