Around the turn of the century, the "Mozilla" browser used to support themes for its chrome, written in XUL [0], which also supported inline images. The themes

Around the turn of the century, the "Mozilla" browser used to support themes for its chrome, written in XUL [0], which also supported inline images. The themes were available in a repository called "Chrome Zone". Google later appropriated also the name "Chrome Zone", for a chain of retail stores in the UK. [1] [0]. https://en.wikipedia.org/wiki/XUL https://en.wikipedia.org/wiki/XUL [1]. https://en.wikipedia.org/wiki/Chrome_Zone https://en.wikipedia.org/wiki/Chrome_Zone