    # File lib/facets/more/linkedlist.rb, line 88
            def []=(k,v)
                    if @lookup.has_key?(k)
                            @lookup[k].value = v
                    else
                            n = Node.new(k,v,@head,@head.next_node)
                            node_join(n,@head.next_node)
                            node_join(@head,n)
                            @lookup[k] = n
                    end
                    v
            end