# File lib/more/facets/linkedlist.rb, line 71
        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