New Mail Message with Snapshot is a free Automator action that will apply an indicated template to the frontmost outgoing message window.

The New Mail Message with Snapshot Automator action uses UI scripting to control the Mail application and therefore requiress support for assistive devices be activated in the Universal Access preferences pane.

New Mail Message with Snapshot installer will install an Automator action into the Computer Library directory, and the related Xcode project files into the Automator Examples folder in the Developer directory on the startup disk.