کد اکشن از کنترلر
public ActionResult addjs()
{
String ss = "$('#opener').click(function () {$('#dialog').dialog('open');});";
return Content(ss);
}
<script type="text/javascript"> @{ Html.RenderAction("addjs", "MachGroup"); } </script>
<script type="text/javascript" src="~/MachGroup/addjs"></script>