Add category page title (WordPress)

add category page title

/***Category Page Title****/

function add_category_page_title() {
	
	$cat = get_category( get_query_var( 'cat' ) );/* gets the category info of the current archive page*/
	
	$cat_name = $cat->name; /*pass the value of the category to name, and attach this to the variable*/ 
	
	?><h2>Articles categorised as: <?php echo $cat_name;?></h2> /*build the headline*/
	
	<?php
	
}

add_action('hook_top_category_page_title', 'add_category_page_title'); /*add function to a Thesis 2.1 hook*/