diff --git a/system/libraries/Table.php b/system/libraries/Table.php
index 3777d29..c5c71d8 100644
--- a/system/libraries/Table.php
+++ b/system/libraries/Table.php
@@ -38,13 +38,60 @@
  */
 class CI_Table {
 
+	/**
+	 * Data for table rows
+	 *
+	 * @var array
+	 */
 	public $rows		= array();
+	
+	/**
+	 * Data for table heading
+	 *
+	 * @var array
+	 */
 	public $heading		= array();
+	
+	/**
+	 * Whether or not to automatically create the table header
+	 *
+	 * @var bool
+	 */
 	public $auto_heading	= TRUE;
+	
+	/**
+	 * Table caption
+	 *
+	 * @var string
+	 */
 	public $caption		= NULL;
+	
+	/**
+	 * Table layout template 
+	 *
+	 * @var array
+	 */
 	public $template	= NULL;
+	
+	/**
+	 * Newline setting
+	 *
+	 * @var string
+	 */
 	public $newline		= "\n";
+	
+	/**
+	 * Contents of empty cells
+	 *
+	 * @var string
+	 */
 	public $empty_cells	= '';
+	
+	/**
+	 * Callback for custom table layout
+	 *
+	 * @var function
+	 */
 	public $function	= FALSE;
 
 	/**
@@ -93,7 +140,7 @@
 	 * @param	mixed
 	 * @return	void
 	 */
-	public function set_heading()
+	public function set_heading($args=array())
 	{
 		$args = func_get_args();
 		$this->heading = $this->_prep_args($args);
@@ -172,7 +219,7 @@
 	 * @param	mixed
 	 * @return	void
 	 */
-	public function add_row()
+	public function add_row($args = array())
 	{
 		$args = func_get_args();
 		$this->rows[] = $this->_prep_args($args);
@@ -420,6 +467,7 @@
 	 * Set table data from an array
 	 *
 	 * @param	array
+	 * @param	bool
 	 * @return	void
 	 */
 	protected function _set_from_array($data, $set_heading = TRUE)