The invention discloses a device for a browser to process a page element comprising: at least one DOM object processor disposed at the browser side, each DOM object processor being configured to store a customized processing of a specific DOM object; a page parser configured to load an obtained page at the browser side, parse page elements of the obtained page, and convert each page element into a DOM object; a DOM processor coupled to the page parser and the at least one DOM object processor, and configured to invoke the at least one DOM object processor to perform a customized processing on at least one of converted DOM objects. By employing the invention, a personalized customization can be performed to a page according to the user needs. The invention further discloses a corresponding method.