Add applicationName to existing website

Hi,
    I have a (internet) web site with the below web.config (everything works fine). How would I alter this to include an applicationName attribute. I wish to eventually have multiple web sites using the same ASPNETDB database. Thanks Paul.
<?xml version="1.0"?>
<configuration xmlns="http://schemas.microsoft.com/.NetConfiguration/v2.0">
 <connectionStrings>
        <clear/>
    <add name="LocalSQLServer" connectionString="Server=myserver.com; Database=MyDB; Uid=MyUser; Pwd=MyPassword; Trusted_Connection=False;" providerName="System.Data.SqlClient"/>
 </connectionStrings>
 <system.web>
                  <custom ...