Chunk4x:Help screen column header Alt text From Joomla! Documentation Revision as of 02:02, 4 September 2018 by Tom Hutchison (talk | contribs) (1 revision imported: populate Chunk4x namespace temp)(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff) Other languages:English Nederlands español Alt text. Alternative text to use for visitors who don't have access to images. This text is replaced with the caption text if caption text is available.