if (typeof obj=='string'){obj=document.getElementById(obj);}
            if (window.CustomEvent) {
              var event = new CustomEvent(ev, {detail: {some: 'data'}})
            } else {
              var event = document.createEvent('CustomEvent')
              event.initCustomEvent('ev', true, true, {some: 'data'})
            }

            obj.dispatchEvent(event)
        }