I've just fixed mine - a cable had become detached leading to the element.
Unfortunately I'd already bought a replacement element!
Check out http://www.howtomendit.com/answers.php?id=4500 for the wiring diagram if needed (some cables may become detached when you open up the back of the dryer.
I got a replacement element for £15 inc delivery FYI.
James Humphreys, November 2011