Fantastic Content Protector Free is a WordPress plugin by Fantastic Plugins that will automatically protect the content of your WordPress site.
Features:
Disables the Mouse Right Click
Disables CTRL+C – Copy
Disables CTRL+X – Cut
Disables CTRL+V – Paste
Disables CTRL+U – View Source
Disables CTRL+A – Select All
Disables CTRL+S – Save
Disables Image Dragging
Download: http://wordpress.org/extend/plugins/fantastic-content-protector-free/