The present invention is directed to novel polypeptides and to nucleic acid molecules encoding those polypeptides. Although described in terms of videoconferencing and related applications, the techniques described herein are equally applicable to any system in which it is desired to display multiple video sources using mulitple video display devices andor multiple video display windows. A bus bar supplied with electric power from the exterior is stacked onto the connecting rings in the axial direction of the motor and is electrically connected to the connecting rings. A local controller is assigned to each section. To form this catalytic activity, the carbon black and one or more metal-containing andor nitrogen-containing precursor are introduced to a reaction zone heated to a temperature of between about 600 and about 1000 degrees Celsius, and maintained together in the reaction zone for a cumulative time between 5 seconds and 240 minutes. The form layout tool configures a web configuration file with the location of form layout styles, and uses the form layout styles, a number of columns, a number of fields, and a \u201csize\u201d of each field to include in the component of a page layout to create a page layout for a target application.