JavaScript framework smartens up Firefox

With its Fathom JavaScript framework, Mozilla wants to extract meaning out of web pages and produce a more intelligent browser.Positioned as a "mini language" for writing semantic extractors, Fathom already is in production with Firefox's Activity Stream web traffic tracker, picking out page descriptions, images, and other items, said Mozilla's Erik Rose. Still in an early stage of development, Fathom "enables Firefox to understand the structure and content of a web page," he said. The framework