static void OnReady() { var win = new jQuery("#window"); var undo = new jQuery("#undo"); undo.bind("click", e => { win.data("kendoWindow").As<Window>().open(); undo.hide(); }); if (win.data("kendoWindow") == null) { win.kendoWindow(new WindowConfiguration { width = "500px", actions = new JsArray { "Custom", "Minimize", "Maximize", "Close" }, title = "About Josef Hoffmann", close = () => undo.show().As<Window>() }); } win.data("kendoWindow").As<Window>().wrapper.find(".k-i-custom").click(e => { HtmlContext.alert("Custom action button clicked"); e.preventDefault(); }); }