I\'m working on a webapp for iPad with jQtouch and jQuery. The webapp is used in a store and viewed through AVD browse which send me email alerts when the device is shook or
I have an answer. It's not what we were hoping for.
The technical definition of unload from http://www.w3.org/TR/DOM-Level-2-Events/events.html is:
The unload event occurs when the DOM implementation removes a document from a window or frame. This event is valid for BODY and FRAMESET elements.
I also got a reply from some in the know at Apple: "Unfortunately, I haven't been able to find an event that fires when the Home button is clicked! I think the most appropriate event for this might be the pagehide event. This event actually does fire in Safari on iOS when you switch to the "tabs" view to open a new page, but not when you click the home screen icon :-("