PUBLIC MARKS with tags license:cc & dev

So, you run a multilingual web site with PHP and you want to serve the reader's choice language if available. No problem, HTTP carries user's language settings within Accept Language instruction, you just have to parse it. Here is a sample function

This is an in-progress collection of AJAX patterns

Where categories are managed by specialists in order to achieve the best classification, tags are users rough approximation of classification for a practical use. Here is a small proposal to improve flat hierarchy efficiency by patching it with some bits of categorization, while keeping the tags theirselves simple and natural...