> What is this &dtml-variable; all about? > Is it something that I can use or is it only for xml stuff? No, you can use it anywhere. The thing is that: <TAG ATTR="<dtml-var My-Var>" > isn't valid XML (nor HTML). <TAG ATTR="&dtml-My-Var;" > is. In side Zope it doesn't matter really, but for interoperability and standards... //johan