If you want to customize your sorting on category page's toolbar section, please follow below given suggested method: Create a custom module for overriding Catalog/Block/Product/List/Toolbar.php For that , you must follow the procudure to create a custom module in magento as:


Above code should be placed in your app/etc/modules and name the xml file with Eglobe_Catalog.xml Next step is, remember to add your local/Eglobe/Catalog/etc/config.xml with below given code:



Finally override the Mage_Catalog_Block_Product_List_Toolbar.php file by the following code.
class Eglobe_Catalog_Block_Product_List_Toolbar extends Mage_Catalog_Block_Product_List_Toolbar
     * List of available custom sort types
     * @var array
    public function getAvailableOrders()
        return array(
            'created_at' => $this->__('Date'), //set the sort type by new product came in for category
            'name' => $this->__('Name'),
            'price' => $this->__('Price')