gistfile1.txt

<?php
/**
 *
 * @category  USWF
 * @package   GroupedCartName
 * @author    Kyle Waid
 */

/* @var $installer Mage_Core_Model_Resource_Setup */
$installer = $this;

$installer->startSetup();


$installer = $this;

if (!$installer->getAttributeId('catalog_product', 'eps_image')) {
    $installer->addAttribute('catalog_product', 'eps_image', array(
        'type'              => 'varchar',
        'label'             => 'EPS Image',
        'global'            => Mage_Catalog_Model_Resource_Eav_Attribute::SCOPE_STORE,
        'visible'           => false,
        'required'          => false,
        'searchable'        => true,
        'is_configurable'   => false,
    ));
}

$installer->endSetup();