A method of forming a channel in a semiconductor device including forming an opening in a masking layer to expose a portion of an underlying semiconductor layer through the opening is provided. Furthermore, the invention relates to a method for controlling unwanted microorganisms by applying the compounds according to the invention to the microorganisms andor their habitat. The pixel electrode is electrically connected to a drain electrode of the TFT by way of the color film via hole. The advertisement is for display on the computer of the user who is accessing the web page. , andor solvates thereof, compositions containing the aforementioned salts andor solvates, and methods of using the aforementioned salts andor solvates to treat hypertension, congestive heart failure and angina, etc. A ridgeline is disposed between the first and second planar portions and spans from the upper edge to the rear edge of the side plate.