diff -ur v1/argmnt.py v2/argmnt.py
--- v1/argmnt.py	2018-10-12 22:26:51.000000000 +0900
+++ v2/argmnt.py	2018-10-13 12:32:24.000000000 +0900
@@ -108,6 +108,12 @@
 	def get_o_rect(o):
 		return get_frm_rect(o) if frm_visible(o) else get_tx_rect(o)
 
+	def get_o_rects(o):
+		rects = [ get_tx_rect(o) ]
+		if frm_visible(o):
+			rects += rect.frame_rects( get_frm_rect(o) )
+		return rects
+
 	def get_atts(o, buf):
 		if o == e.sel:
 			if e.mode in ('sel', 'move', 'frm_align'):
@@ -185,8 +191,8 @@
 		draw_r2(bak, r)
 
 	def get_o_under_cursor():
-		for o in lst:
-			if rect.in_rect( e.cur, get_o_rect(o) ):
+		for o in reversed(lst):
+			if rect.p_in_rects( e.cur, get_o_rects(o) ):
 				return o
 		return None
 
@@ -317,7 +323,7 @@
 				return call( o.get(ret), k )
 			if key.is_ok(k):
 				return call( o.get('ok'), k )
-			if key.allow(k) in 'udlr':
+			if key.is_allow(k):
 				return call( o.get('allow'), k )
 		return None
 
@@ -401,8 +407,32 @@
 		s = nkf.cvt(s, nkf_opt)
 	nkf.put_stdout(s + '\n')
 
+def help():
+	msg = [
+		'Usage: {} [-txt] [-i] [-o enc] yaml_file',
+		"  yaml_file == '-' or None, use stdin",
+		'  -txt : result txt to stdout',
+		'  update yaml data to stdout',
+		'  -i : in place yaml_file (over write)',
+	]
+	sys.stderr.write( '\n'.join(msg) + '\n' )
+	sys.exit(0)
+
 if __name__ == "__main__":
-	(s, nkf_opt) = nkf.to_str( nkf.get_stdin() )
+	if opt.index('-h') >= 0:
+		help()
+
+	argv = opt.not_opt_argv( ['-o'], ['-txt', '-i', '-h'] )
+	fn_i = argv.pop(0) if argv else '-'
+
+	def f_read(fn):
+		f = open(fn, 'r')
+		b = f.read()
+		f.close()
+		return b	
+
+	b = nkf.get_stdin() if fn_i == '-' else f_read(fn_i)
+	(s, nkf_opt) = nkf.to_str(b)
 	lst = yaml.load(s)
 
 	y = 0
@@ -426,5 +456,12 @@
 
 	lst = list( map( cvt_data_save, lst ) )
 	u8 = yaml.dump( lst, default_flow_style=False, allow_unicode=True, encoding='utf-8' )
-	nkf.put_stdout( nkf.cvt(u8, nkf_opt) if nkf_opt != '-u' else u8 )
+	b = nkf.cvt(u8, nkf_opt) if nkf_opt != '-u' else u8
+
+	if fn_i != '-' and opt.index('-i') >= 0:
+		f = open(fn_i, 'w')
+		f.write(b)
+		f.close()
+	else:
+		nkf.put_stdout(b)		
 # EOF
diff -ur v1/key.py v2/key.py
--- v1/key.py	2018-10-11 23:32:50.000000000 +0900
+++ v2/key.py	2018-10-13 12:32:24.000000000 +0900
@@ -32,7 +32,7 @@
 		[ 'pu', 'pd', 'pl', 'pr' ],
 		[ esc('5~'), esc('6~'), esc('8~'), esc('7~') ], # allow
 		[ chr(0xf6), ctl('v'), ctl('a'), ctl('e') ], # emacs
-		[ 'b', ' ', '^', '$' ], # less, vi
+		[ 'b', 'f', '^', '$' ], # less, vi
 	]]
 	for tbl in tbls:
 		for lst in tbl[1:]:
@@ -47,5 +47,6 @@
 
 is_ok = lambda k: k in ('\n', ' ')
 is_cancel = lambda k: k in ( chr(0x1b) )
+is_allow = lambda k: allow(k) != ''
 
 # EOF
diff -ur v1/rect.py v2/rect.py
--- v1/rect.py	2018-10-12 22:19:16.000000000 +0900
+++ v2/rect.py	2018-10-13 12:32:24.000000000 +0900
@@ -50,6 +50,12 @@
 	p2 = p_sub( p2, (1, 1) )
 	return in_rect(p, ro) and in_rect(p2, ro)
 
+def p_in_rects(p, rects):
+	for r in rects:
+		if in_rect(p, r):
+			return True
+	return False
+
 def frame_rects(r):
 	(x, y, w, h) = r
 	return [