Problem in web.config file wile Running a .aspx file in IIS7

[six_sic6]

Hellow.
I have installed IIS7 in windows 7. I have a ASP.NET project. Now i want to run it through IIS7. But whne i try it from by web browser by http://localhost/Myweb/Default.aspx,
it shows the following error on my browser..

Server Error in '/' Application.
--------------------------------------------------------------------------------

Configuration Error 
Description: An error occurred during the processing of a configuration file required to service this request. Please review the specific error details below and modify your configuration file appropriately. 

Parser Error Message: It is an error to use a section registered as allowDefinition='MachineToApplication' beyond application level.  This error can be caused by a virtual directory not being configured as an application in IIS.

Source Error: 


Line 28:             ASP.NET to identify an incoming user. 
Line 29:         -->
Line 30:         <authentication mode="Windows" />
Line 31:         <!--
Line 32:             The <customErrors> section enables configuration 
 

Source File: C:\inetpub\wwwroot\myweb\web.config    Line: 30 


--------------------------------------------------------------------------------
Version Information: Microsoft .NET Framework Version:2.0.50727.4927; ASP.NET Version:2.0.50727.4927

My web.config file is like the following..

<?xml version="1.0"?>
<!-- 
    Note: As an alternative to hand editing this file you can use the 
    web admin tool to configure settings for your application. Use
    the Website->Asp.Net Configuration option in Visual Studio.
    A full list of settings and comments can be found in 
    machine.config.comments usually located in 
    \Windows\Microsoft.Net\Framework\vx.x\Config 
-->
<configuration>


    <appSettings />
    <connectionStrings />
    <system.web>
        <!-- 
            Set compilation debug="true" to insert debugging 
            symbols into the compiled page. Because this 
            affects performance, set this value to true only 
            during development.
        -->
        <compilation debug="false">

        </compilation>
        <!--
            The <authentication> section enables configuration 
            of the security authentication mode used by 
            ASP.NET to identify an incoming user. 
        -->
        <authentication mode="Windows" />
        <!--
            The <customErrors> section enables configuration 
            of what to do if/when an unhandled error occurs 
            during the execution of a request. Specifically, 
            it enables developers to configure html error pages 
            to be displayed in place of a error stack trace.

        <customErrors mode="RemoteOnly" defaultRedirect="GenericErrorPage.htm">
            <error statusCode="403" redirect="NoAccess.htm" />
            <error statusCode="404" redirect="FileNotFound.htm" />
        </customErrors>
        -->



    </system.web>

</configuration>

It's very urgent. Can any one help me????:'(

[idmIndia]

You can make new project. and paste that web config. in replace your current web config

[steave123]

I have also seen many things in the script which you have posted over here.I think you need to use library for this work.It will work really for you.