function pushToast(sMessage, nDuration){
            var welToast = _getToast(sMessage);
            htElement.welContainer.prepend(welToast);
            welToast.css("opacity", "1");

            if(nDuration && nDuration > 0){
                _fadeOutTimer(welToast, nDuration);
            }
        }
@param {String} sMessage
@param {Number} nDuration