Add Facebook Like to Display Posts Shortcode plugin

display_posts_shortcode_output.php

<?php
/**
 * Add Facebook Button to Display Posts Shortcode plugin
 * @author Bill Erickson
 * @link http://wordpress.org/extend/plugins/display-posts-shortcode/
 * @link http://wordpress.org/support/topic/facebook-likeshare-button-at-the-end-of-excerpt
 *
 * @param $output string, the original markup for an individual post
 * @param $atts array, all the attributes passed to the shortcode
 * @param $image string, the image part of the output
 * @param $title string, the title part of the output
 * @param $date string, the date part of the output
 * @param $excerpt string, the excerpt part of the output
 * @param $inner_wrapper string, what html element to wrap each post in (default is li)
 * @return $output string, the modified markup for an individual post
 */
 
add_filter( 'display_posts_shortcode_output', 'be_display_posts_facebook', 10, 7 );
function be_display_posts_facebook( $output, $atts, $image, $title, $date, $excerpt, $inner_wrapper ) {
	
	// Here's the facebook code we'll be adding to the excerpt
	$facebook = 'facebook code goes here';
	
	// First check if an excerpt is included by looking at the shortcode $atts
	if ( $atts['include_excerpt'] )
		// Now let's rebuild the excerpt with the facebook code at the end
		$excerpt = ' - <span class="excerpt">' . get_the_excerpt() . $facebook . '</span>';
	else $excerpt = '';
	
	// Now let's rebuild the output. Only the excerpt changed so we're using the original $image, $title, and $date
	$output = '<' . $inner_wrapper . ' class="listing-item">' . $image . $title . $date . $excerpt . '</' . $inner_wrapper . '>';
	
	// Finally we'll return the modified output
	return $output;
}

Hi @jer0dh. Is there a way to add alphabet numbers between posts that are being ordered?
My page is almost done, just need the alphabet numbers between the different ordering:
http://www.godwithus.co.za/preke

You will see there is an example below the first section, but this currently only uses tags.