The Pre toggles the preformatted style on the text or the current line ..
The Code toggles the code style on the text or the current word ..
The default shortcuts for the buttons are.
In Settings submenu it's possible to change these shortcuts..
Press in the text fields with Ctrl key included and the text will be filled automatically.
The in TinyMCE editor..
The buttons with TinyMCE Advanced plugin activated..
Upload tinymce-pre-button folder to the wp-content plugins directory.
Activate the plugin through 'Plugins WordPress...
Browse the code, check out SVN repository, or subscribe to the development log by RSS...
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