Here are some links to other web sites that you may find useful:-
EU Commision: Energy Saving Lightbulbs
This website informs consumers, professionals and the media about the wide range of energy efficient lamps currently available, the phase-out of inefficient lamp types and what European legislation is already in place.
DEFRA: Energy Saving Light Bulbs Information (including disposal method)
A useful FAQ page detailing Her Majesty’s Government’s official line on the light bulb ban, compact fluorescent energy savers and how best to deal with them when they break:
Light Bulb Identification Guide
Light Bulb Manufacturers
Pioneers of Electric Lighting