How to connect a Program with a Protocol like Skype uses (callto:) Outlook uses (mailto:)

Question

I just wanted to know how to open a desktop app written in vb.net or C# when user visit my website and click a link like:

<a href="openit:user_id">Click here</a>

what is the simplest way to perform this action?

Answer 1

Look up how to register a protocol handler, here may be a good starting point: http://msdn.microsoft.com/en-us/library/aa767914%28v=vs.85%29.aspx This is generally something that you'd do in your installer.