I know Installers can setup File Associations for your Application during the installation process, so if you have your own File types that open with your Application, it wi
You can run the following command from your shell
http://support.microsoft.com/kb/184082
or
you can make the entry in registry as shown in the following link
http://www.daycounter.com/LabBook/Changing-File-Associations-With-Registry-Editor.phtml