Embodiments of the present invention provide a method, system and computer program product for Web user interface component coordination. The posts can guide additional elements which are intended to form a functional unit with the lid. Each support arm of the plurality of position detector assemblies is detachably mounted to a supporting structure so as to allow the corresponding position sensor to be positioned adjacent a patient who is receiving proton therapy. 5 grams per liter of alkali metal hydroxide and from about 6. In some embodiments, circuit boards are arranged in an X pattern, and the LEDs are arranged to project light in substantially all directions about the longitudinal axis of the automotive bulb.