This feature is non-standard and is not on a standards track. Do not use it on production sites facing the Web: it will not work for every user. There may also be large incompatibilities between implementations and the behavior may change in the future.
Do not use this wheel event. This interface is non-standard and deprecated. It was used in non-Gecko browsers only. Instead use the standard
element.onmousewheel = handlerFunction; var handlerFunction = element.onmousewheel;
handlerFunction should be either
See the DOM event handlers page for information on working with
mousewheel event is fired asynchronously when a mouse wheel or similar device is operated. It's represented by the
mousewheel event documentation for more information about the event.