[Zope] About the Page template features

[Chris Withers]

Gilles Lenfant wrote:
> Hi,
> 
> When tailoring the various Page Templates in a Plone site, I noticed
> constructs for which I didn't find any doc in the latest ZopeBook (2.6
> edition)
> 
> 1/ <tal:block ...> elements.
> 
> 2/ <metal:block ...> elements

These are both documented in the book already by the statement:
"All tags in the tal: and metal: namespaces are not output to the browser."

The 'block's are just junk tags inserted to hold tal or metal functionality.

> 3/ The i18n namespace.

This isn't standard.

cheers,

Chris