Bug With Firefox - Disabled Attribute of Input Not Resetting When Refreshing

Question

I\'ve found what I believe to be a bug with Firefox and I\'m wondering if this actually is a bug, as well as any workarounds for this.

If you create a basic webpage

Answer 1

To deal with the back button, do this (from here)

    window.addEventListener('pageshow', PageShowHandler, false);
    window.addEventListener('unload', UnloadHandler, false);

    function PageShowHandler() {
        window.addEventListener('unload', UnloadHandler, false);
    }

    function UnloadHandler() {
        //enable button here
        window.removeEventListener('unload', UnloadHandler, false);
    }