Creating Custom Configurations

<VisualStudioProject>
    <VisualBasic
        ProjectType = "Web"
        ProductVersion = "7.10.3077"
        SchemaVersion = "2.0"
        ProjectGuid = "{0A5C3148-2395-42FD-A7C4-4A94CF559FA1}"
    >
        <Build>
            <Settings
                ApplicationIcon = ""
                AssemblyKeyContainerName = ""
                AssemblyName = "ConfigurationSampleVB"
                AssemblyOriginatorKeyFile = ""
                AssemblyOriginatorKeyMode = "None"
                DefaultClientScript = "JScript"
                DefaultHTMLPageLayout = "Grid"
                DefaultTargetSchema = "IE50"
                DelaySign = "false"
                OutputType = "Library"
                OptionCompare = "Binary"
                OptionExplicit = "On"
                OptionStrict = "Off"
                RootNamespace = "ConfigurationSampleVB"
                StartupObject = ""
            >
                <Config
                    Name = "Debug"
                    BaseAddress = "285212672"
                    ConfigurationOverrideFile = ""
                    DefineConstants = ""
                    DefineDebug = "true"
                    DefineTrace = "true"
                    DebugSymbols = "true"
                    IncrementalBuild = "true"
                    Optimize = "false"
                    OutputPath = "bin\"
                    RegisterForComInterop = "false"
                    RemoveIntegerChecks = "false"
                    TreatWarningsAsErrors = "false"
                    WarningLevel = "1"
                />
                <Config
                    Name = "Release"
                    BaseAddress = "285212672"
                    ConfigurationOverrideFile = ""
                    DefineConstants = ""
                    DefineDebug = "false"
                    DefineTrace = "true"
                    DebugSymbols = "false"
                    IncrementalBuild = "false"
                    Optimize = "true"
                    OutputPath = "bin\"
                    RegisterForComInterop = "false"
                    RemoveIntegerChecks = "false"
                    TreatWarningsAsErrors = "false"
                    WarningLevel = "1"
                />
            </Settings>
            <References>
                <Reference
                    Name = "System"
                    AssemblyName = "System"
                />
                <Reference
                    Name = "System.Data"
                    AssemblyName = "System.Data"
                />
                <Reference
                    Name = "System.Drawing"
                    AssemblyName = "System.Drawing"
                />
                <Reference
                    Name = "System.Web"
                    AssemblyName = "System.Web"
                />
                <Reference
                    Name = "System.XML"
                    AssemblyName = "System.Xml"
                />
            </References>
            <Imports>
                <Import Namespace = "Microsoft.VisualBasic" />
                <Import Namespace = "System" />
                <Import Namespace = "System.Collections" />
                <Import Namespace = "System.Configuration" />
                <Import Namespace = "System.Data" />
                <Import Namespace = "System.Drawing" />
                <Import Namespace = "System.Web" />
                <Import Namespace = "System.Web.UI" />
                <Import Namespace = "System.Web.UI.HtmlControls" />
                <Import Namespace = "System.Web.UI.WebControls" />
            </Imports>
        </Build>
        <Files>
            <Include>
                <File
                    RelPath = "AssemblyInfo.vb"
                    SubType = "Code"
                    BuildAction = "Compile"
                />
                <File
                    RelPath = "index.aspx"
                    BuildAction = "Content"
                />
                <File
                    RelPath = "index.aspx.vb"
                    DependentUpon = "index.aspx"
                    SubType = "ASPXCodeBehind"
                    BuildAction = "Compile"
                />
                <File
                    RelPath = "index.aspx.resx"
                    DependentUpon = "index.aspx.vb"
                    BuildAction = "EmbeddedResource"
                />
                <File
                    RelPath = "SampleConfiguration.vb"
                    SubType = "Code"
                    BuildAction = "Compile"
                />
                <File
                    RelPath = "Server.vb"
                    SubType = "Code"
                    BuildAction = "Compile"
                />
                <File
                    RelPath = "ServerCollection.vb"
                    SubType = "Code"
                    BuildAction = "Compile"
                />
                <File
                    RelPath = "Web.config"
                    BuildAction = "Content"
                />
            </Include>
        </Files>
        <UserProperties
            XMLCommentsOutputFile = ""
            XMLCommentsActionBuild = "-1"
        />
    </VisualBasic>
</VisualStudioProject>