Method and system for ordering a digital certificate by a user and for delivering the certificate to a certificate support device of the user. The electrically conductive polyaniline composition is obtained by contacting polyaniline with an aqueous solution of the novolac resin to dope the polyaniline with the novolac resin. The rear vertical plane is crimped by roll forming onto the second and rear longitudinal edge of a forward extending plane that combines a fine filtering membrane with an underlying skeletal support of expanded metal as an integral unit. Then, determining which closing boundary should be updated is decided based on the sign of the pressure command derivative. Further to some embodiments, the download bar user interface control can be closed responsive to the download manager user interface being presented and download-related notifications and options transferred from the download bar user interface control to the download manager user interface.