func rangeWatch(r *dom.HTMLInputElement) dom.Element { s := xdom.Span() xjs.SetInnerText(s, r.Value) r.AddEventListener("input", false, func(dom.Event) { xjs.SetInnerText(s, r.Value) }) return s }
func enabler(c, r *dom.HTMLInputElement) { c.AddEventListener("click", false, func(dom.Event) { r.Disabled = !c.Checked }) }