A one-screen entry point to a document management program is provided to allow a user to browse templates associated with the program. In various embodiments, a therapy to inhibit the growth of methanogens or to promote the growth of methanogens are selected andor administered to a subject in need thereof. It updates the model and communicates the model and its updates to the management center to enable it to set up paths in the network element. Two supporting frames have lower ends connected respectively and pivotally to the connecting members. The system may also include an opening, such that when the sensor is placed in the bag, a portion of the sensor extends outside of the bag to communicate with a controller. The portion of the optical pathway between the lens and the waveguide extends through the optical insulator such that the light signal is transmitted through the optical insulator.