Plugin Name: AddToAny Share Button for Posts
Plugin Description: Helps readers share, save, bookmark, and email posts using any service, such as Delicious, Digg, Facebook, Twitter, and over 100 more social bookmarking and sharing sites. 
Plugin URL: http://www.addtoany.com/
Author: Pat
Author URL: https://www.intensedebate.com/people/micropat
Date Added: April 22nd, 2009

Code:
var id_addtoany_posts_plugin = {};


// Initiate AddToAny drop-down(s)
id_addtoany_posts_plugin.load_addtoany_js = function() {	
	/* AddToAny globals */
	a2a_linkname = document.title;
	a2a_linkurl = location.href;
	
	var s = document.createElement('script');
	s.src = "http://static.addtoany.com/menu/page.js";
	document.getElementsByTagName('head')[0].appendChild(s);
};


// Insert AddToAny button below each comment
id_addtoany_posts_plugin.insert_share_button = function() {
	var container = document.getElementById('idc-container');
	var button_cont = document.createElement("div"),
		button_link = document.createElement("a"),
		button_image = document.createElement("img");
	
	button_cont.style.display = "block";
	button_cont.style.margin = "15px 0";
	
	button_link.className = "a2a_dd";
	button_link.href = "http://www.addtoany.com/share_save";
	
	button_image.src = "http://static.addtoany.com/buttons/share_save_171_16.png";
	button_image.width = 171;
	button_image.height = 16;
	button_image.border = 0;
	
	button_link.appendChild(button_image);
	button_cont.appendChild(button_link);
	
	container.insertBefore( button_cont, container.firstChild );
	container.insertBefore( button_cont, container.firstChild );
	
	/* Initiate drop-down */
	id_addtoany_posts_plugin.load_addtoany_js();
};


// IntenseDebate Filters
id_add_action('idcomments_init', id_addtoany_posts_plugin.insert_share_button);

CSS:
N/A