Index.cshtml

@{
    ViewBag.Title = "Map";
    Layout = "~/Views/Shared/_Layout.cshtml";
}

@section Head {
    <script type="text/javascript" src="@Url.Content("~/Content/Map.js")"></script>
}

@section LeftPanelContent {
    @Html.Partial("LeftPanelPartial")
}

<iframe id="mapContainer" width="100%" height="450" src="https://www.google.com/maps/embed?pb=!1m18!1m12!1m3!1d423283.4355508583!2d-118.69191628343458!3d34.020730497714055!2m3!1f0!2f0!3f0!3m2!1i1024!2i768!4f13.1!3m3!1m2!1s0x80c2c75ddc27da13%3A0xe22fdf6f254608f4!2sLos+Angeles%2C+CA%2C+USA!5e0!3m2!1sen!2sru!4v1544126844331" frameborder="0" style="border: 0; vertical-align: text-bottom;" allowfullscreen></iframe>

<script type="text/javascript">
    onMapInit(); // AdjustControl
</script>