redesigned

#Allow Cross Domain Fonts
<FilesMatch "\.(ttf|ttc|otf|eot|woff|svg)$">
  <IfModule mod_headers.c>
		Header set Access-Control-Allow-Origin "*"
	</IfModule>
</FilesMatch>

redesigned

// ## Note: If not in a module sql setup use the following 2 lines
require_once('app/Mage.php');
Mage::app()->setCurrentStore(Mage::getModel('core/store')->load(Mage_Core_Model_App::ADMIN_STORE_ID));
// ## Note: Setup the new category attribute
$installer = new Mage_Sales_Model_Mysql4_Setup;
$installer->startSetup();
$installer->addAttribute('catalog_category', 'additional_css', array(
                        'type'              => 'text',
                        'backend'           => '',
                        'frontend'          => '',