functions.php

<?php
if ( function_exists('register_sidebar') )
    register_sidebar(array(
        'before_widget' => '',
        'after_widget' => '',
        'before_title' => '<h3>',
        'after_title' => '</h3>',
    ));

$themecolors = array(
	'bg' => 'fff',
	'border' => '777',
	'text' => '1c1c1c',
	'link' => '004276',
);

function tj_comment_class( $classname='' ) {
	global $comment, $post;

	$c = array();	
	if ($classname)
		$c[] = $classname;

	// Collects the comment type (comment, trackback),
	$c[] = $comment->comment_type;

	// If the comment author has an id (registered), then print the log in name
	if ( $comment->user_id > 0 ) {
		$user = get_userdata($comment->user_id);

		// For all registered users, 'byuser'; to specificy the registered user, 'commentauthor+[log in name]'
		$c[] = "byuser comment-author-" . sanitize_title_with_dashes(strtolower($user->user_login));
		// For comment authors who are the author of the post
		if ( $comment->user_id === $post->post_author )
			$c[] = 'bypostauthor';
	}

	// Separates classes with a single space, collates classes for comment LI
	return join(' ', apply_filters('comment_class', $c));
}

// Some plugins, like Tumblr Crosspostr, use this to determine what
// kind of action to take. We don't need to do anything fancy other
// than register our support for this to make it all work. So, do it.
add_theme_support( 'post-formats', array(
    'link', 'image', 'quote', 'video', 'audio', 'chat'
) );
?>