beginthaichar("OH", "E2", "oh", 2thick# + normwd#, normht# + uvgap# + uvht#, 0);
	b_def(1, thick, 0);
	rhat_def(2);

	y2top = normht + uvgap + uvht;
	y1bot = 0;
	x2lft = leftmost;
	x2rt = rightmost;
	x1rt = rightmost;
	x1 = x2;

	filldraw rhat_path(2) -- reverse b_path(1) -- cycle;
	penlabels(1,2);
endthaichar;