 floating_cell_bits[5] + floating_cell_bits[4] * 2 + ((e != 0 && e != 7) ? 4 : 0);
	
	// explicit point
	if (e != 0 && e != 7) {
		floating_context.fillStyle = "#673670";
		floating_context.fillText("1", 420, cell_y + cell_height / 2.0 + 4);	
	}
	
	// comment
	floating_context.textAlign = "left";
	floating_context.textBaseline = "alphabetic"; 
	floating_context.font = "20px sans-serif";
			
	if( e == 7 ) {
		if ( n == 0 ) {
			floating_context.fillStyle = "#914853";
			floating_context.fillText(sign == -1.0