After Installing IE10 and Visual Studio 2012 Express for Web Developer

If you get the error message:
attaching the script debugger to process '[6444] iexplorer.exe' on ...

Here the solution

Make sure you give the right path of the dll file, then it will work fantastically :)

Learning how to create Web Services using .NET Web Developer (Express)

How to create web service using Visual Web Developer 2010 Express

A Walkthrough at MSDN

Another Microsoft tutorial

Calling web service with parameter