Simon Willison’s Weblog

The Future of Comet: Part 1, Comet Today. Absolutely the best summary I’ve seen of all of the current Comet techniques in one place. 11th December 2007, 1:13 pm

Background Iframe (bgiframe). jQuery plugin that inserts an iframe shim behind an element in IE, allowing the element to be positioned overlapping a select box without the select box showing through. 9th August 2007, 2:54 pm

Firefox promiscuous IFRAME access bug. Lets malicious sites “display disruptive or misleading contents in the context of an attacked site” and intercept keystrokes! The demo worked in Camino 1.5 as well. Avoid using Gecko-based browsers until this is patched? 6th June 2007, 10 am

Cross Domain Frame Communication with Fragment Identifiers. Google are using this crazy iframe/fragment trick for their new Mapplets API. 31st May 2007, 2:15 pm