An enhanced telephony services manager is used in a broadband communication environment, such as with a set-top-box coupled to a television monitor. First, a liner oxide layer is formed in the trenches. The method includes requesting the anchored location information for the multimedia content. The devices may be backhaul points, bypass devices, or other PLC network elements. Alternatively, a silicon crystal manufactured with a CZ method or a MCZ method using poly-silicon raw material is used. Preferably the anti-ouabain monoclonal antibody can bind ouabain with an affinity of at least about 10\u22127M, preferably 10\u22128M, and more preferably 10\u22129M.