code: public function init($wrappedHtml) {
          $helper = Mage::helper('aoe_templatehints'); /* @var $helper Aoe_TemplateHints_Helper_Data */
  
          $wrappedHtml .= '<script type="text/javascript">' . $helper->getSkinFileContent('aoe_templatehints/js/opentip.min.js') . '</script>';
          $wrappedHtml .= '<script type="text/javascript">' . $helper->getSkinFileContent('aoe_templatehints/js/excanvas.js') . '</script>';
          $wrappedHtml .= '<script type="text/javascript">' . $helper->getSkinFileContent('aoe_templatehints/js/aoe_templatehints.js') . '</script>';
          $wrappedHtml .= '<style type="text/css">' . $helper->getSkinFileContent('aoe_templatehints/css/aoe_templatehints.css') . '</style>';
          $wrappedHtml .= '<style type="text/css">' . $helper->getSkinFileContent('aoe_templatehints/css/opentip.css') . '</style>';
  
          return $wrappedHtml;
      }
docs: Init
  
  @param $wrappedHtml
  @return string|void