How to run a executable file from a web page?

Question

What I mean is, when user click a button on a webpage, a program which has already installed on his computer would be executed. I also need to pass some command line para

Answer 1

You can register a protocol to your application so that navigating to a URL beginning with that scheme will launch your application and run a command.

• [Windows](http://msdn.microsoft.com/en-us/library/aa767914(VS.85).aspx)
• Mac OS X
• Gnome