How to consume Web Service in Silverlight Application

To consume the Web Service in Silverlight Application you need to follow the following step:
1. Write a Web Service.
2. Add a referenace of Web Service to a silverlight Application.
3. Create a file name clientaccesspolicy.xml in wwwroot folder of Web Service hosted; with following content:

4. Create a file named crossdomain.xml in ClientBin folder of your Silverlight Web Application; with following content: