Sir K writes: > <dtml-let article=absolute_url> > <dtml-var expr="article[50:9]"> Slicing in Python has the form "...[start_index:end_index]" and not "...[start_index:length_of_slice]". "start_index" is included, "end_index" not, such that "end_index-start_index" gives the slice length. Dieter