Getting Started with Facebook Desktop (Client) Applications, C#, WPF / XAML and JSON

<?xml version="1.0" encoding="utf-8" ?>
<configuration>
    <configSections>
        <sectionGroup name="userSettings" type="System.Configuration.UserSettingsGroup, System, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" >
          <section name="Facebook.Properties.Settings" type="System.Configuration.ClientSettingsSection, System, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" allowExeDefinition="MachineToLocalUser" requirePermission="false" />
        </sectionGroup>
    </configSections>
    <userSettings>
        <Facebook.Properties.Settings>
            <setting name="ApplicationKey" serializeAs="String">
                <value>[Your Key]</value>
            </setting>
            <setting name="Secret" serializeAs="String">
                <value>[Your Secret]</value>
            </setting>
            <setting name="ApiVersion" serializeAs="String">
                <value>1.0</value>
            </setting>
            <setting name="LoginUrl" serializeAs="String">
                <value>https://login.facebook.com/login.php?api_key={0}&amp;auth_token={1}&amp;v={2}&amp;popup</value>
            </setting>
            <setting name="MaxFriends" serializeAs="String">
                <value>20</value>
            </setting>
            <setting name="ApiUrl" serializeAs="String">
                <value>https://api.facebook.com/restserver.php?{0}</value>
            </setting>
        </Facebook.Properties.Settings>
    </userSettings>
</configuration>