code: public function help($strClass='')
  	{
  		$return = $GLOBALS['TL_DCA'][$this->strTable]['fields'][$this->strField]['label'][1];
  
  		if (!Config::get('showHelp') || $GLOBALS['TL_DCA'][$this->strTable]['fields'][$this->strField]['inputType'] == 'password' || $return == '')
  		{
  			return '';
  		}
  
  		return '
    <p class="tl_help tl_tip' . $strClass . '">'.$return.'</p>';
  	}
docs: Return the field explanation as HTML string
  
  @param string $strClass
  
  @return string