connectionStrings

>I'm looking at 2 web sites
>
>one has connection strings stored in
>
>

><appSettings>    
>    <add key="SQLConn" value="Data Source=TEST\SQLEXPRESS;Initial Catalog=Validation;Connection Timeout=300;User ID=webuser;Password=password" />

>
>the other has
>
>

   <connectionStrings>
>    <add name="SQL" connectionString="Data Source=TEST\SQLEXPRESS;Initial Catalog=Validation;Connection Timeout=300;User ID=webuser;Password=password" providerName="System.Data.SqlClient"/>
>

>
>Whats the best method ?
>
>Thanks
>
>Nick