is too much. This converts it to spaces for better output.
	 *
	 * Inspired by the tab2space function found at:
	 * @see http://aidan.dotgeek.org/lib/?file=function.tab2space.php
	 * @param string $text
	 * @param int $spaces
	 * @return string
	 */
	public function tab2space($text, $spaces = 4) {
		$spaces = str_repeat(" ", $spaces);
		$text = preg_split("/\r\n|\r|\n/", trim($text));
		$wordLengths = array();
		$wArray = array();

		// Store word lengths
		foreach ($text as $line) {
			$words = preg_split("/(\t+)/", $line, -1, PREG_SPLIT_DELIM_CAPTURE);
			foreach (array_keys($words) as $i) {
				$strlen = strlen($words[$i]);
				$add = isset($wordLengths[$i]) && ($wordLengths[$i] < $strlen);
				if ($add || !isset($wordLengths[$i])) {
					$wordLengths[$i] = $strlen;
				}
			}
			$wArray[] = $words;
		}

		// Clear $text
		$text = '';

		// Apply padding when appropriate and rebuild the string
		foreach (array_keys($wArray) as $i) {
			foreach (array_keys($wArray[$i]) as $ii) {
				if (preg_match("/^\t+$/", $wArray[$i][$ii])) {
					$wArray[$i][$ii] = str_pad($wArray[$i][$ii], $wordLengths[$ii], "\t");
				} else {
					$wArray[$i][$ii] = str_pad($wArray[$i][$ii], $wordLengths[$ii]);
				}
			}
			$text .= str_replace("\t", $spaces, implode("", $wArray[$i])) . "\n";
		}

		// Finished
		return $text;
	}

	/**
	 * Word Censoring Function
	 *
	 * Supply a string and an array of disallowed words and any
	 * matched words will be converted to #### or to the replacement
	 * word you've submitted.
	 *
	 * @param string	the text string
	 * @param string	the array of censoered words
	 * @param string	the optional replacement value
	 * @return string
	 */
	public function wordCensor($str, $censored, $replacement = null) {
		if (empty($censored)) {
			return $str;
		}
		$str = ' ' . $str . ' ';

		// \w, \b and a few others do not match on a unicode character
		// set for performance reasons. As a result words like ..ber
		// will not match on a word boundary. Instead, we'll assume that
		// a bad word will be bookended by any of these characters.
		$delim = '[-_\'\"`() {}<>\[\]|!?@#%&,.:;^~*+=\/ 0-9\n\r\t]';

		foreach ($censored as $badword) {
			if ($replacement !== null) {
				$str = preg_replace("/({$delim})(" . str_replace('\*', '\w*?', preg_quote($badword, '/')) . ")({$delim})/i", "\\1{$replacement}\\3", $str);
			} else {
				$str = preg_replace("/({$delim})(" . str_replace('\*', '\w*?', preg_quote($badword, '/')) . ")({$delim})/ie", "'\\1'.str_repeat('#', strlen('\\2')).'\\3'",
					$str);
			}
		}

		return trim($str);
	}

	/**
	 * Translate a result array into a HTML table
	 *
	 * @author Aidan Lister 
	 * @version 1.3.2
	 * @link http://aidanlister.com/2004/04/converting-arrays-to-human-readable-tables/
	 * @param array $array The result (numericaly keyed, associative inner) array.
	 * @param bool $recursive Recursively generate tables for multi-dimensional arrays
	 * @param string $null String to output for blank cells
	 */
	public function array2table($array, $options = array()) {
		$defaults = array(
			'null' => ' ',
			'recursive' => false,
			'heading' => true,
			'escape' => true
		);
		$options = array_merge($defaults, $options);

		// Sanity check
		if (empty($array) || !is_array($array)) {
			return false;
		}

		if (!isset($array[0]) || !is_array($array[0])) {
			$array = array($array);
		}

		// Start the table
		$table = "\n";

		if ($options['heading']) {
			// The header
			$table .= "\t";
			// Take the keys from the first row as the headings
			foreach (array_keys($array[0]) as $heading) {
				$table .= '';
			}
			$table .= "\n";
		}

		// The body
		foreach ($array as $row) {
			$table .= "\t";
			foreach ($row as $cell) {
				$table .= '';
			}

			$table .= "\n";
		}

		$table .= '
' . ($options['escape'] ? h($heading) : $heading) . '
';

				// Cast objects
				if (is_object($cell)) {
					$cell = (array)$cell;
				}

				if ($options['recursive'] && is_array($cell) && !empty($cell)) {
					// Recursive mode
					$table .= "\n" . self::array2table($cell, $options) . "\n";
				} else {
					$table .= (!is_array($cell) && strlen($cell) > 0) ? ($options['escape'] ? h($cell) : $cell) : $options['null'];
				}

				$table .= '
';
		return $table;
	}

	public $icons = array(
		'up' => array(
			'pic' => ICON_UP,
			'title' => 'Up',
		),
		'down' => array(
			'pic' => ICON_DOWN,
			'title' => 'Down',
		),
		'edit' => array(
			'pic' => ICON_EDIT,
			'title' => 'Edit',
		),
		'view' => array(
			'pic' => ICON_VIEW,
			'title' => 'View',
		),
		'delete' => array(
			'pic' => ICON_DELETE,
			'title' => 'Delete',
		),
		'reset' => array(
			'pic' => ICON_RESET,
			'title' => 'Reset',
		),
		'help' => array(
			'pic' => ICON_HELP,
			'title' => 'Help',
		),
		'loader' => array(
			'pic' => 'loader.white.gif',
			'title' => 'Loading...',
		),
		'loader-alt' => array(
			'pic' => 'loader.black.gif',
			'title' => 'Loading...',
		),
		'details' => array(
			'pic' => ICON_DETAILS,
			'title' => 'Details',
		),
		'use' => array(
			'pic' => ICON_USE,
			'title' => 'Use',
		),
		'yes' => array(
			'pic' => ICON_YES,
			'title' => 'Yes',
		),
		'no' => array(
			'pic' => ICON_NO,
			'title' => 'No',
		),
		// deprecated from here down
		'close' => array(
			'pic' => ICON_CLOCK,
			'title' => 'Close',
		),
		'reply' => array(
			'pic' => ICON_REPLY,
			'title' => 'Reply',
		),
		'time' => array(
			'pic' => ICON_CLOCK,
			'title' => 'Time',
		),
		'check' => array(
			'pic' => ICON_CHECK,
			'title' => 'Check',
		),
		'role' => array(
			'pic' => ICON_ROLE,
			'title' => 'Role',
		),
		'add' => array(
			'pic' => ICON_ADD,
			'title' => 'Add',
		),
		'remove' => array(
			'pic' => ICON_REMOVE,
			'title' => 'Remove',
		),
		'email' => array(
			'pic' => ICON_EMAIL,
			'title' => 'Email',
		),
		'options' => array(
			'pic' => ICON_SETTINGS,
			'title' => 'Options',
		),
		'lock' => array(
			'pic' => ICON_LOCK,
			'title' => 'Locked',
		),
		'warning' => array(
			'pic' => ICON_WARNING,
			'title' => 'Warning',
		),
		'genderUnknown' => array(
			'pic' => 'gender_icon.gif',
			'title' => 'genderUnknown',
		),
		'genderMale' => array(
			'pic' => 'gender_icon_m.gif',
			'title' => 'genderMale',
		),
		'genderFemale' => array(
			'pic' => 'gender_icon_f.gif',
			'title' => 'genderFemale',
		),
	);

}

// Default icons

if (!defined('ICON_UP')) {
	define('ICON_UP', 'up.gif');
}
if (!defined('ICON_DOWN')) {
	define('ICON_DOWN', 'down.gif');
}
if (!defined('ICON_EDIT')) {
	define('ICON_EDIT', 'edit.gif');
}
if (!defined('ICON_VIEW')) {
	define('ICON_VIEW', 'see.gif');
}
if (!defined('ICON_DELETE')) {
	define('ICON_DELETE', 'delete.gif');
}
if (!defined('ICON_DETAILS')) {
	define('ICON_DETAILS', 'loupe.gif');
}
if (!defined('ICON_OPTIONS')) {
	define('ICON_OPTIONS', 'options.gif');
}
if (!defined('ICON_SETTINGS')) {
	define('ICON_SETTINGS', 'options.gif');
}
if (!defined('ICON_USE')) {
	define('ICON_USE', 'use.gif');
}
if (!defined('ICON_CLOSE')) {
	define('ICON_CLOSE', 'close.gif');
}
if (!defined('ICON_REPLY')) {
	define('ICON_REPLY', 'reply.gif');
}

if (!defined('ICON_RESET')) {
	define('ICON_RESET', 'reset.gif');
}
if (!defined('ICON_HELP')) {
	define('ICON_HELP', 'help.gif');
}
if (!defined('ICON_YES')) {
	define('ICON_YES', 'yes.gif');
}
if (!defined('ICON_NO')) {
	define('ICON_NO', 'no.gif');
}
if (!defined('ICON_CLOCK')) {
	define('ICON_CLOCK', 'clock.gif');
}
if (!defined('ICON_CHECK')) {
	define('ICON_CHECK', 'check.gif');
}
if (!defined('ICON_ROLE')) {
	define('ICON_ROLE', 'role.gif');
}
if (!defined('ICON_ADD')) {
	define('ICON_ADD', 'add.gif');
}
if (!defined('ICON_REMOVE')) {
	define('ICON_REMOVE', 'remove.gif');
}
if (!defined('ICON_EMAIL')) {
	define('ICON_EMAIL', 'email.gif');
}
if (!defined('ICON_LOCK')) {
	define('ICON_LOCK', 'lock.gif');
}
if (!defined('ICON_WARNING')) {
	define('ICON_WARNING', 'warning.png');
}
if (!defined('ICON_MAP')) {
	define('ICON_MAP', 'map.gif');
}