There's a Chrome extension called Play To XBMC which adds a little button that will send a YouTube, Vimeo, or CollegeHumor video to XBMC - provided you have the YouTube plugin installed. This is a lot more convenient that using XBMC to search directly, if you don't have a keyboard plugged into the XBMC box. The XBMC iPlayer plugin suffers from the same problem that browsing/searching aren't easy without a keyboard, so I wondered if I could make a chrome extension that would do the same for iPlayer. Chrome extensions are packages of javascript, html, and image files that get unpacked by Chrome when they're installed. You make a Manifest file (which is a JSON file) that tells Chrome what icons to include, what sort of package it is, etc. The Play To XBMC extension is a browser one - the button is always there. I made mine page specific - it only appears on valid iPlayer episode pages. You do this by putting in a javascript page that runs in the background every time ...