WP: Creating New Post Formats

custom_post_formats.php

<?php
/**
 * Location: functions.php
 *
 */

// comment out as necessary
// use for styling 'format-{type}' class generated from post_class() in the loop
if ( function_exists( 'add_theme_support' ) ) { 
	add_theme_support('post-formats', 
		array( 
			'aside', 
			'gallery', 
			'link',
			'image',
			'quote',
			'status',
			'video',
			'audio',
			'chat'
		)
	);
}