gistfile1.js

Wind.Async.Binding.fromCallbackAndNext = (function(original) {

    // return functionAsync(arg1, arg2, ..., AsyncMethod)
    return (function() {

        var asyncArgs = arguments; // (arg1, arg2, ..., AsyncMethod)
        if (asyncArgs < 1) return;

        var asyncMethod = asyncArgs[asyncArgs.length - 1];

        // replace AsyncMethod with callback function
        asyncArgs[asyncArgs.length - 1] = (function() {

            var callbackArgs = arguments;  // callback(result1, result2, ..., next)

            var next = callbackArgs[callbackArgs.length - 1];    // next()
            delete callbackArgs[callbackArgs.length - 1];

            asyncMethod.apply(this, callbackArgs).addEventListener('complete', function() {
                next(this.error);
            }).start();

        });

        original.apply(this, asyncArgs);  // apply original function

    });

});