diff --git a/cre.cpp b/cre.cpp
index 47998a13b..960b67844 100644
--- a/cre.cpp
+++ b/cre.cpp
@@ -45,11 +45,9 @@ static int initCache(lua_State *L) {
 }
 
 static int newDocView(lua_State *L) {
-	const char *style_sheet = luaL_checkstring(L, 1);
-	int width = luaL_checkint(L, 2);
-	int height = luaL_checkint(L, 3);
-	LVDocViewMode view_mode = (LVDocViewMode)luaL_checkint(L, 4);
-	lString8 css;
+	int width = luaL_checkint(L, 1);
+	int height = luaL_checkint(L, 2);
+	LVDocViewMode view_mode = (LVDocViewMode)luaL_checkint(L, 3);
 
 	CreDocument *doc = (CreDocument*) lua_newuserdata(L, sizeof(CreDocument));
 	luaL_getmetatable(L, "credocument");
@@ -58,11 +56,8 @@ static int newDocView(lua_State *L) {
 	doc->text_view = new LVDocView();
 	//doc->text_view->setBackgroundColor(0xFFFFFF);
 	//doc->text_view->setTextColor(0x000000);
-	if (LVLoadStylesheetFile(lString16(style_sheet), css)){
-		if (!css.empty()){
-			doc->text_view->setStyleSheet(css);
-		}
-	}
+	//doc->text_view->doCommand(DCMD_SET_DOC_FONTS, 1);
+	//doc->text_view->doCommand(DCMD_SET_INTERNAL_STYLES, 1);
 	doc->text_view->setViewMode(view_mode, -1);
 	doc->text_view->Resize(width, height);
 	doc->text_view->setPageHeaderInfo(PGHDR_AUTHOR|PGHDR_TITLE|PGHDR_PAGE_NUMBER|PGHDR_PAGE_COUNT|PGHDR_CHAPTER_MARKS|PGHDR_CLOCK);
@@ -98,7 +93,7 @@ static int loadDocument(lua_State *L) {
 static int closeDocument(lua_State *L) {
 	CreDocument *doc = (CreDocument*) luaL_checkudata(L, 1, "credocument");
 
-	// should be save if called twice
+	/* should be save if called twice */
 	if(doc->text_view != NULL) {
 		delete doc->text_view;
 		doc->text_view = NULL;
@@ -408,9 +403,23 @@ static int setDefaultInterlineSpace(lua_State *L) {
 
 static int setStyleSheet(lua_State *L) {
 	CreDocument *doc = (CreDocument*) luaL_checkudata(L, 1, "credocument");
-	const char* style_sheet_data = luaL_checkstring(L, 2);
+	const char* style_sheet = luaL_checkstring(L, 2);
+	lString8 css;
+
+	if (LVLoadStylesheetFile(lString16(style_sheet), css)){
+		doc->text_view->setStyleSheet(css);
+	} else {
+		doc->text_view->setStyleSheet(lString8());
+	}
+
+	return 0;
+}
+
+static int setEmbeddedStyleSheet(lua_State *L) {
+	CreDocument *doc = (CreDocument*) luaL_checkudata(L, 1, "credocument");
+
+	doc->text_view->doCommand(DCMD_SET_INTERNAL_STYLES, luaL_checkint(L, 2));
 
-	doc->text_view->setStyleSheet(lString8(style_sheet_data));
 	return 0;
 }
 
@@ -673,6 +682,7 @@ static const struct luaL_Reg credocument_meth[] = {
 	{"setFontSize", setFontSize},
 	{"setDefaultInterlineSpace", setDefaultInterlineSpace},
 	{"setStyleSheet", setStyleSheet},
+	{"setEmbeddedStyleSheet", setEmbeddedStyleSheet},
 	/* --- control methods ---*/
 	{"gotoPage", gotoPage},
 	{"gotoPercent", gotoPercent},
@@ -701,7 +711,6 @@ int luaopen_cre(lua_State *L) {
 	lua_pop(L, 1);
 	luaL_register(L, "cre", cre_func);
 
-
 	/* initialize font manager for CREngine */
 	InitFontManager(lString8());
 
diff --git a/frontend/document/credocument.lua b/frontend/document/credocument.lua
index 2b5c05e53..f1d2f469c 100644
--- a/frontend/document/credocument.lua
+++ b/frontend/document/credocument.lua
@@ -66,7 +66,15 @@ CreOptions = {
 				default_arg = "page",
 				event = "SetViewMode",
 			},
-		}
+			{
+				name = "embedded_css",
+				name_text = "Embedded style",
+				item_text = {"toggle"},
+				args = {1},
+				default_arg = nil,
+				event = "ToggleEmbeddedStyleSheet",
+			},
+		},
 	},
 }
 
@@ -81,6 +89,7 @@ CreDocument = Document:new{
 	line_space_percent = 100,
 	default_font = "Droid Sans Fallback",
 	header_font = "Droid Sans Fallback",
+	default_css = "./data/cr3.css",
 	options = CreOptions,
 	configurable = Configurable,
 }
@@ -149,12 +158,13 @@ function CreDocument:init()
 	if not io.open("./data/"..file_type..".css") then
 		file_type = "cr3"
 	end
-	local style_sheet = "./data/"..file_type..".css"
+	self.default_css = "./data/"..file_type..".css"
 
 	-- @TODO check the default view_mode to a global user configurable
 	-- variable  22.12 2012 (houqp)
-	ok, self._document = pcall(cre.newDocView, style_sheet,
-				Screen:getWidth(), Screen:getHeight(), self.PAGE_VIEW_MODE)
+	ok, self._document = pcall(cre.newDocView,
+		Screen:getWidth(), Screen:getHeight(), self.PAGE_VIEW_MODE
+	)
 	if not ok then
 		self.error_message = self.doc -- will contain error message
 		return
@@ -163,9 +173,6 @@ function CreDocument:init()
 	self.info.has_pages = false
 	self:_readMetadata()
 	self.info.configurable = true
-
-	-- @TODO read line_space_percent from setting file  12.06 2012 (houqp)
-	--self._document:setDefaultInterlineSpace(self.line_space_percent)
 end
 
 function CreDocument:loadDocument()
@@ -281,6 +288,14 @@ function CreDocument:setGammaIndex(index)
 	cre.setGammaIndex(index)
 end
 
+function CreDocument:setStyleSheet(new_css)
+	self._document:setStyleSheet(new_css)
+end
+
+function CreDocument:setEmbeddedStyleSheet(toggle)
+	self._document:setEmbeddedStyleSheet(toggle)
+end
+
 DocumentRegistry:addProvider("txt", "application/txt", CreDocument)
 DocumentRegistry:addProvider("epub", "application/epub", CreDocument)
 DocumentRegistry:addProvider("html", "application/html", CreDocument)
diff --git a/frontend/document/koptinterface.lua b/frontend/document/koptinterface.lua
index 3d625debf..a98fb354d 100644
--- a/frontend/document/koptinterface.lua
+++ b/frontend/document/koptinterface.lua
@@ -25,7 +25,9 @@ KoptOptions = {
 			{
 				name="screen_mode",
 				name_text = "Screen Mode",
-				item_text = {"portrait", "landscape"},
+				toggle = {"portrait", "landscape"},
+				values = {1, 0},
+				default_value = 1,
 				-- TODO: add screen mode changing command
 			}
 		}
@@ -36,7 +38,7 @@ KoptOptions = {
 			{
 				name="trim_page",
 				name_text = "Page Crop",
-				item_text = {"auto", "manual"},
+				toggle = {"auto", "manual"},
 				values = {1, 0},
 				default_value = 1,
 			}
@@ -48,17 +50,24 @@ KoptOptions = {
 			{
 				name = "page_margin",
 				name_text = "Page Margin",
-				item_text = {"small", "medium", "large"},
+				toggle = {"small", "medium", "large"},
 				values = {0.02, 0.06, 0.10},
 				default_value = 0.06,
 			},
 			{
 				name = "line_spacing",
 				name_text = "Line Spacing",
-				item_text = {"small", "medium", "large"},
+				toggle = {"small", "medium", "large"},
 				values = {1.0, 1.2, 1.4},
 				default_value = 1.2,
 			},
+			{
+				name = "max_columns",
+				name_text = "Columns",
+				item_text = {"1","2","3","4"},
+				values = {1,2,3,4},
+				default_value = 2,
+			},
 			{
 				name = "justification",
 				name_text = "Justification",
@@ -103,57 +112,50 @@ KoptOptions = {
 			{
 				name = "text_wrap",
 				name_text = "Reflow",
-				item_text = {"on","off"},
+				toggle = {"On", "Off"},
 				values = {1, 0},
 				default_value = 0,
 				event = "RedrawCurrentPage",
 			},
-			{
-				name = "max_columns",
-				name_text = "Columns",
-				item_text = {"1","2","3","4"},
-				values = {1,2,3,4},
-				default_value = 2,
-			},
 			{
 				name="screen_rotation",
 				name_text = "Vertical Text",
-				item_text = {"true", "false"},
-				values = {90, 0},
-				default_value = 0,
-			},
-			{
-				name = "quality",
-				name_text = "Render Quality",
-				item_text = {"low", "default", "high"},
-				values={0.5, 0.8, 1.0},
-				default_value = 0.8,
-			},
-			{
-				name = "auto_straighten",
-				name_text = "Auto Straighten",
-				item_text = {"0 deg", "5 deg", "10 deg"},
-				values = {0, 5, 10},
+				toggle = {"Off", "On"},
+				values = {0, 90},
 				default_value = 0,
 			},
 			{
 				name = "word_spacing",
 				name_text = "Word Gap",
-				item_text = {"small", "medium", "large"},
+				toggle = {"small", "medium", "large"},
 				values = {0.05, 0.15, 0.375},
 				default_value = 0.15,
 			},
 			{
 				name = "defect_size",
 				name_text = "Defect Size",
-				item_text = {"small","medium","large"},
+				toggle = {"small", "medium", "large"},
 				values = {0.5, 1.0, 2.0},
 				default_value = 1.0,
 			},
+			{
+				name = "quality",
+				name_text = "Render Quality",
+				toggle = {"low", "default", "high"},
+				values={0.5, 0.8, 1.0},
+				default_value = 0.8,
+			},
+			{
+				name = "auto_straighten",
+				name_text = "Auto Straighten",
+				toggle = {"0 deg", "5 deg", "10 deg"},
+				values = {0, 5, 10},
+				default_value = 0,
+			},
 			{
 				name = "detect_indent",
 				name_text = "Indentation",
-				item_text = {"enable","disable"},
+				toggle = {"On", "Off"},
 				values = {1, 0},
 				default_value = 1,
 				show = false,
diff --git a/frontend/ui/config.lua b/frontend/ui/config.lua
index 485abcc12..c8f797dcb 100644
--- a/frontend/ui/config.lua
+++ b/frontend/ui/config.lua
@@ -99,13 +99,172 @@ function OptionTextItem:onTapSelect()
 	return true
 end
 
+--[[
+Dummy Widget that reserves vertical and horizontal space
+]]
+RectSpan = Widget:new{
+	width = 0,
+	hright = 0,
+}
+
+function RectSpan:getSize()
+	return {w = self.width, h = self.height}
+end
+
+ToggleLabel = TextWidget:new{}
+function ToggleLabel:paintTo(bb, x, y)
+	if self.color == 0 then
+		return
+	end
+	renderUtf8Text(bb, x, y+self._height*0.75, self.face, self.text, true)
+end
+
+ToggleSwitch = InputContainer:new{}
+function ToggleSwitch:init()
+	self.n_pos = #self.toggle
+	if self.n_pos ~= 2 and self.n_pos ~= 3 then
+		-- currently only support options with two or three items.
+		error("items number not supported")
+	end
+	self.position = nil
+	
+	local label_font_face = "cfont"
+	local label_font_size = math.floor(20*Screen:getWidth()/600)
+	
+	self.toggle_frame = FrameContainer:new{background = 0, color = 7, radius = 7, bordersize = 1, padding = 2,}
+	self.toggle_content = HorizontalGroup:new{}
+	
+	self.left_label = ToggleLabel:new{
+		align = "center",
+		color = 0,
+		text = self.toggle[self.n_pos],
+		face = Font:getFace(label_font_face, label_font_size),
+	}
+	self.left_button = FrameContainer:new{
+		background = 0,
+		color = 7,
+		margin = 0,
+		radius = 5,
+		bordersize = 1,
+		padding = 2,
+		self.left_label,
+	}
+	self.middle_label = ToggleLabel:new{
+		align = "center",
+		color = 0,
+		text = self.n_pos > 2 and self.toggle[2] or "",
+		face = Font:getFace(label_font_face, label_font_size),
+	}
+	self.middle_button = FrameContainer:new{
+		background = 0,
+		color = 7,
+		margin = 0,
+		radius = 5,
+		bordersize = 1,
+		padding = 2,
+		self.middle_label,
+	}
+	self.right_label = ToggleLabel:new{
+		align = "center",
+		color = 0,
+		text = self.toggle[1],
+		face = Font:getFace(label_font_face, label_font_size),
+	}
+	self.right_button = FrameContainer:new{
+		background = 0,
+		color = 7,
+		margin = 0,
+		radius = 5,
+		bordersize = 1,
+		padding = 2,
+		self.right_label,
+	}
+	
+	table.insert(self.toggle_content, self.left_button)
+  	table.insert(self.toggle_content, self.middle_button)
+  	table.insert(self.toggle_content, self.right_button)
+  	
+	self.toggle_frame[1] = self.toggle_content
+	self[1] = self.toggle_frame
+	self.dimen = Geom:new(self.toggle_frame:getSize())
+	if Device:isTouchDevice() then
+		self.ges_events = {
+			TapSelect = {
+				GestureRange:new{
+					ges = "tap",
+					range = self.dimen,
+				},
+				doc = "Toggle switch",
+			},
+		}
+	end
+end
+
+function ToggleSwitch:onGesture(ev)
+	for name, gsseq in pairs(self.ges_events) do
+		for _, gs_range in ipairs(gsseq) do
+			--DEBUG("gs_range", gs_range)
+			if gs_range:match(ev) then
+				local eventname = gsseq.event or name
+				local position = math.ceil((ev.pos.x-gs_range.range.x)/gs_range.range.w*self.n_pos)
+				return self:handleEvent(Event:new(eventname, position))
+			end
+		end
+	end
+end
+
+function ToggleSwitch:update()
+	local left_pos = self.position == 1
+	local right_pos = self.position == self.n_pos
+	local middle_pos = not left_pos and not right_pos
+	self.left_label.color = right_pos and 15 or 0
+	self.left_button.color = left_pos and 7 or 0
+	self.left_button.background = left_pos and 7 or 0
+	self.middle_label.color = middle_pos and 15 or 0
+	self.middle_button.color = middle_pos and 0 or 0
+	self.middle_button.background = middle_pos and 0 or 0
+	self.right_label.color = left_pos and 15 or 0
+	self.right_button.color = right_pos and 7 or 0
+	self.right_button.background = right_pos and 7 or 0
+end
+
+function ToggleSwitch:setPosition(position)
+	self.position = position
+	self:update()
+end
+
+function ToggleSwitch:togglePosition(position)
+	if self.n_pos == 2 then
+		self.position = (self.position+1)%self.n_pos
+		self.position = self.position == 0 and self.n_pos or self.position
+	else
+		self.position = position
+	end
+	self:update()
+end
+
+function ToggleSwitch:onTapSelect(position)
+	DEBUG("toggle position:", position)
+	self:togglePosition(position)
+	local option_value = nil
+	local option_arg = nil
+	if type(self.values) == "table" then
+		option_value = self.values[self.position]
+		self.config:onConfigChoice(self.name, option_value, self.event)
+	elseif type(self.args) == "table" then
+		option_arg = self.args[self.position]
+		self.config:onConfigChoice(self.name, option_arg, self.event)
+	end
+	UIManager.repaint_all = true
+end
+
 ConfigOption = CenterContainer:new{}
 function ConfigOption:init()
 	local default_name_font_size = math.floor(20*Screen:getWidth()/600)
 	local default_item_font_size = math.floor(20*Screen:getWidth()/600)
 	local default_items_spacing = math.floor(30*Screen:getWidth()/600)
-	local default_option_height = math.floor(40*Screen:getWidth()/600)
-	local default_option_padding = math.floor(40*Screen:getWidth()/600)
+	local default_option_height = math.floor(50*Screen:getWidth()/600)
+	local default_option_padding = math.floor(30*Screen:getWidth()/600)
 	local vertical_group = VerticalGroup:new{}
 	table.insert(vertical_group, VerticalSpan:new{ width = default_option_padding })
 	for c = 1, #self.options do
@@ -184,40 +343,57 @@ function ConfigOption:init()
 				end
 			end
 			
-			for d = 1, #self.options[c].item_text do
-				local option_item = nil
-				if option_items_fixed then
-					option_item = OptionTextItem:new{
-						FixedTextWidget:new{
-							text = self.options[c].item_text[d],
-							face = Font:getFace(item_font_face, item_font_size[d]),
-						},
-						padding = 3,
-						color = d == current_item and 15 or 0,
-					}
-				else
-					option_item = OptionTextItem:new{
-						TextWidget:new{
-							text = self.options[c].item_text[d],
-							face = Font:getFace(item_font_face, item_font_size),
-						},
-						padding = -3,
-						color = d == current_item and 15 or 0,
-					}
-				end
-				option_items[d] = option_item
-				option_item.items = option_items
-				option_item.name = self.options[c].name
-				option_item.values = self.options[c].values
-				option_item.args = self.options[c].args
-				option_item.event = self.options[c].event
-				option_item.current_item = d
-				option_item.config = self.config
-				table.insert(option_items_group, option_item)
-				if d ~= #self.options[c].item_text then
-					table.insert(option_items_group, items_spacing)
+			if self.options[c].item_text then
+				for d = 1, #self.options[c].item_text do
+					local option_item = nil
+					if option_items_fixed then
+						option_item = OptionTextItem:new{
+							FixedTextWidget:new{
+								text = self.options[c].item_text[d],
+								face = Font:getFace(item_font_face, item_font_size[d]),
+							},
+							padding = 3,
+							color = d == current_item and 15 or 0,
+						}
+					else
+						option_item = OptionTextItem:new{
+							TextWidget:new{
+								text = self.options[c].item_text[d],
+								face = Font:getFace(item_font_face, item_font_size),
+							},
+							padding = -3,
+							color = d == current_item and 15 or 0,
+						}
+					end
+					option_items[d] = option_item
+					option_item.items = option_items
+					option_item.name = self.options[c].name
+					option_item.values = self.options[c].values
+					option_item.args = self.options[c].args
+					option_item.event = self.options[c].event
+					option_item.current_item = d
+					option_item.config = self.config
+					table.insert(option_items_group, option_item)
+					if d ~= #self.options[c].item_text then
+						table.insert(option_items_group, items_spacing)
+					end
 				end
 			end
+			
+			if self.options[c].toggle then
+				local switch = ToggleSwitch:new{
+					name = self.options[c].name,
+					toggle = self.options[c].toggle,
+					values = self.options[c].values,
+					args = self.options[c].args,
+					event = self.options[c].event,
+					config = self.config,
+				}
+				local position = current_item
+				switch:setPosition(position)
+				table.insert(option_items_group, switch)
+			end
+			
 			table.insert(option_items_container, option_items_group)
 			table.insert(horizontal_group, option_items_container)
 			table.insert(vertical_group, horizontal_group)
diff --git a/frontend/ui/reader/readerfont.lua b/frontend/ui/reader/readerfont.lua
index 5b221fb2d..33c6f5a3d 100644
--- a/frontend/ui/reader/readerfont.lua
+++ b/frontend/ui/reader/readerfont.lua
@@ -2,7 +2,7 @@ ReaderFont = InputContainer:new{
 	font_face = nil,
 	font_size = nil,
 	line_space_percent = nil,
-	font_menu_title = "Font Menu",
+	font_menu_title = "Change font",
 	face_table = nil,
 	-- default gamma from crengine's lvfntman.cpp
 	gamma_index = nil,
diff --git a/frontend/ui/reader/readertypeset.lua b/frontend/ui/reader/readertypeset.lua
new file mode 100644
index 000000000..7720ede53
--- /dev/null
+++ b/frontend/ui/reader/readertypeset.lua
@@ -0,0 +1,109 @@
+ReaderTypeset = InputContainer:new{
+	css_menu_title = "Set render style",
+	css = nil,
+	internal_css = true,
+}
+
+function ReaderTypeset:init()
+	self.ui.menu:registerToMainMenu(self)
+end
+
+function ReaderTypeset:onReadSettings(config)
+	self.css = config:readSetting("css")
+	if self.css and self.css ~= "" then 
+		self.ui.document:setStyleSheet(self.css)
+	else
+		self.ui.document:setStyleSheet("")
+		self.css = nil
+	end
+
+	self.embedded_css = config:readSetting("embedded_css")
+	-- default to enable embedded css
+	if self.embedded_css == nil then
+		self.embedded_css = true
+	end
+	if not self.embedded_css then
+		self.ui.document:setEmbeddedStyleSheet(0)
+	end
+end
+
+function ReaderTypeset:onCloseDocument()
+	self.ui.doc_settings:saveSetting("css", self.css)
+	self.ui.doc_settings:saveSetting("embedded_css", self.embedded_css)
+end
+
+function ReaderTypeset:onToggleEmbeddedStyleSheet()
+	self:toggleEmbeddedStyleSheet()
+	return true
+end
+
+function ReaderTypeset:genStyleSheetMenu()
+	local file_list = {
+		{
+			text = "clear all external styles",
+			callback = function()
+				self:setStyleSheet(nil)
+			end
+		},
+		{
+			text = "Auto",
+			callback = function()
+				self:setStyleSheet(self.ui.document.default_css)
+			end
+		},
+	}
+	for f in lfs.dir("./data") do
+		if lfs.attributes("./data/"..f, "mode") == "file" and string.match(f, "%.css$") then
+			table.insert(file_list, {
+				text = f,
+				callback = function() 
+					self:setStyleSheet("./data/"..f)
+				end
+			})
+		end
+	end
+	return file_list
+end
+
+function ReaderTypeset:setStyleSheet(new_css)
+	if new_css ~= self.css then
+		--DEBUG("setting css to ", new_css)
+		self.css = new_css
+		if new_css == nil then
+			new_css = ""
+		end
+		self.ui.document:setStyleSheet(new_css)
+		self.ui:handleEvent(Event:new("UpdatePos"))
+	end
+end
+
+function ReaderTypeset:setEmbededStyleSheetOnly()
+	if self.css ~= nil then
+		-- clear applied css
+		self.ui.document:setStyleSheet("")
+		self.ui.document:setEmbeddedStyleSheet(1)
+		self.css = nil
+		self.ui:handleEvent(Event:new("UpdatePos"))
+	end
+end
+
+function ReaderTypeset:toggleEmbeddedStyleSheet()
+	if self.embedded_css then
+		self.ui.document:setEmbeddedStyleSheet(0)
+		self.embedded_css = false
+	else
+		self.ui.document:setEmbeddedStyleSheet(1)
+		self.embedded_css = true
+	end
+	self.ui:handleEvent(Event:new("UpdatePos"))
+end
+
+function ReaderTypeset:addToMainMenu(item_table)
+	-- insert table to main reader menu
+	table.insert(item_table, {
+		text = self.css_menu_title,
+		sub_item_table = self:genStyleSheetMenu(),
+	})
+end
+
+
diff --git a/frontend/ui/reader/readerview.lua b/frontend/ui/reader/readerview.lua
index 94d0beb64..82d0e6d30 100644
--- a/frontend/ui/reader/readerview.lua
+++ b/frontend/ui/reader/readerview.lua
@@ -164,7 +164,13 @@ function ReaderView:onRotationUpdate(rotation)
 end
 
 function ReaderView:onHintPage()
-	self.ui.document:hintPage(self.state.page+1, self.state.zoom, self.state.rotation, self.render_mode)
+	if self.state.page < self.ui.document.info.number_of_pages then
+		self.ui.document:hintPage(
+			self.state.page+1, 
+			self.state.zoom, 
+			self.state.rotation, 
+			self.render_mode)
+	end
 	return true
 end
 
diff --git a/frontend/ui/readerui.lua b/frontend/ui/readerui.lua
index 876a1564a..a4331e97b 100644
--- a/frontend/ui/readerui.lua
+++ b/frontend/ui/readerui.lua
@@ -8,6 +8,7 @@ require "ui/reader/readerrolling"
 require "ui/reader/readertoc"
 require "ui/reader/readerbookmark"
 require "ui/reader/readerfont"
+require "ui/reader/readertypeset"
 require "ui/reader/readermenu"
 require "ui/reader/readerconfig"
 
@@ -123,10 +124,6 @@ function ReaderUI:init()
 			ui = self
 		}
 		table.insert(self, roller)
-		--if not self.start_pos then
-			--self.start_pos = 0
-		--end
-		--roller:gotoPercent(self.start_pos)
 		-- font menu
 		local font_menu = ReaderFont:new{
 			dialog = self.dialog,
@@ -134,6 +131,13 @@ function ReaderUI:init()
 			ui = self
 		}
 		table.insert(self, font_menu)
+		-- typeset controller
+		local typeset = ReaderTypeset:new{
+			dialog = self.dialog,
+			view = self[1],
+			ui = self
+		}
+		table.insert(self, typeset)
 	end
 	if self.document.info.configurable then
 		-- configurable controller
diff --git a/libk2pdfopt b/libk2pdfopt
index f31e2a859..90ce6b4e0 160000
--- a/libk2pdfopt
+++ b/libk2pdfopt
@@ -1 +1 @@
-Subproject commit f31e2a859321603e4b9248a7314b5a2ab4ab301d
+Subproject commit 90ce6b4e0bae768157ebbcbf0aeaf54930a0353c