var Nipotech_Event_Handler =
{
    addFunction: function(func, object, event_name)
    {
        if (typeof(object[event_name]) != "function")
        {
            object[event_name] = func;
        }
        else
        {
            var old_event = object[event_name];

            object[event_name] = function() { func(); if (typeof(old_event) == "function") return old_event(); }
        }
    }
}