A user information managing method, an application distributing method, a user information managing server, an application distributing server, a user information managing program, and an application distributing program to allow the application provider to easily manage the user information even if distribution of applications is outsourced to a third party are provided. An adaptation of the fuel cell power to the thermal requirement of the live load results in faulty adaptations and efficiency losses if the thermal requirement fluctuates significantly. An image data format for conversion of the image data is selected according to a size in which the input image data is to be printed out and the input image data is processed in the selected image data format. The other portion overflows the edge of the plate, flowing in the form of an annular curtain, near the inner surface of the surrounding tube of the device. A method for activating a turn signal light of a vehicle includes sensing at least a portion of a lane in which the vehicle is traveling, and automatically activating a turn signal light of the vehicle based at least on the sensed portion of the lane. A shroud can partially enclose the distal aperture of the nozzle.