An arresting device used in a cot fastening system for an emergency vehicle is disclosed. In an exemplary embodiment, the network comprises a hybrid fiber coax network, and on-demand sessions are used to provide high-speed download of the requested content to the users. During a transaction for purchasing fuel or other products associated with the service station, a customer is provided an opportunity to select an amount of cash to be dispensed or delivered in association with that transaction. A plurality of cooperating valves regulate the flow of the thermal conducting fluid from the first and second thermal sources to the first and second vessels. When the data electrode is divided into a source electrode and a drain electrode, a switching device is completed. Additionally, the microprogram is compiled prior to execution by the controller, the microprogram is compiled into a plurality of binary tables, and the microprogram is programmed in a command language in which each command includes a first portion for indicating at least one of a command or data transferred to the ALU, and a second portion for including a control command to the controller.