A safety monitoring mechanism of a wafer fabrication platform is disclosed. In one embodiment, a set of user-configurable settings configured for reading the web page is determined. The stream class driver deals with common operating system tasks such as direct memory access, scattergather memory use and Plug n Play. The driven sprocket and the brake disc are disposed on the inside of the vehicle body frame. Specially shaped ends on the piezoelectric help preloading. The mobile station may also gradually change the carrier frequency of the reverse link signal that it transmits for the call.