Web Intents: "The Web Intent API is simple to use. Service developers define the intent they intend to support, and what to do with the data they recieve. Client applications simply initate a new action with the given parameters.
Intent Registration
action
Required. A verb describing the action to be performed
type
Optional. Types are a filter
href
Optional. If specified it will point to the action that is loaded when the user chooses the service. If undefined, use the current page."