web.config

<?xml version="1.0" encoding="utf-8"?>
<!--
 | Version 10.1.1
 | Copyright 2012 Esri
 |
 | Licensed under the Apache License, Version 2.0 (the "License");
 | you may not use this file except in compliance with the License.
 | You may obtain a copy of the License at
 |
 |    http://www.apache.org/licenses/LICENSE-2.0
 |
 | Unless required by applicable law or agreed to in writing, software
 | distributed under the License is distributed on an "AS IS" BASIS,
 | WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 | See the License for the specific language governing permissions and
 | limitations under the License.
-->
<configuration>
    <system.webServer>
        <defaultDocument>
            <files>
                <remove value="iisstart.htm" />
                <remove value="index.html" />
                <remove value="index.htm" />
                <remove value="Default.asp" />
                <remove value="Default.htm" />
                <remove value="Default.aspx" />
                <add value="mapps.html" />
            </files>
        </defaultDocument>
    </system.webServer>
</configuration>