diff --git a/frontend/document/document.lua b/frontend/document/document.lua
index a6386d7e9..50a999a09 100644
--- a/frontend/document/document.lua
+++ b/frontend/document/document.lua
@@ -204,7 +204,10 @@ end
 -- a hint for the cache engine to paint a full page to the cache
 -- TODO: this should trigger a background operation
 function Document:hintPage(pageno, zoom, rotation, render_mode)
-	self:renderPage(pageno, nil, zoom, rotation, render_mode)
+	local hash_full_page = "renderpg|"..self.file.."|"..pageno.."|"..zoom.."|"..rotation.."|"..render_mode
+	if not Cache:check(hash_full_page) then
+		self:renderPage(pageno, nil, zoom, rotation, render_mode)
+	end
 end
 
 --[[
@@ -216,8 +219,8 @@ Draw page content to blitbuffer.
 @rect: visible_area inside document page
 --]]
 function Document:drawPage(target, x, y, rect, pageno, zoom, rotation, render_mode)
-	local hash_full_page = "renderpg|"..self.file.."|"..pageno.."|"..zoom.."|"..rotation
-	local hash_excerpt = "renderpg|"..self.file.."|"..pageno.."|"..zoom.."|"..rotation.."|"..tostring(rect)
+	local hash_full_page = "renderpg|"..self.file.."|"..pageno.."|"..zoom.."|"..rotation.."|"..render_mode
+	local hash_excerpt = hash_full_page.."|"..tostring(rect)
 	local tile = Cache:check(hash_full_page)
 	if not tile then
 		tile = Cache:check(hash_excerpt)
diff --git a/frontend/ui/reader/readerpaging.lua b/frontend/ui/reader/readerpaging.lua
index f9da309e7..0fafc24ee 100644
--- a/frontend/ui/reader/readerpaging.lua
+++ b/frontend/ui/reader/readerpaging.lua
@@ -77,6 +77,7 @@ end
 
 function ReaderPaging:onCloseDocument()
 	self.ui.doc_settings:saveSetting("last_page", self.current_page)
+	self.ui.doc_settings:saveSetting("percent_finished", self.current_page/self.number_of_pages)
 end
 
 function ReaderPaging:onTapForward()
diff --git a/frontend/ui/reader/readerrolling.lua b/frontend/ui/reader/readerrolling.lua
index caca7691a..f4015990c 100644
--- a/frontend/ui/reader/readerrolling.lua
+++ b/frontend/ui/reader/readerrolling.lua
@@ -103,8 +103,9 @@ end
 
 function ReaderRolling:onCloseDocument()
 	local cur_xp = self.ui.document:getXPointer()
-	self.ui.doc_settings:saveSetting("last_percent", 
-		10000 * self.ui.document:getPosFromXPointer(cur_xp) / self.doc_height)
+	local cur_pos = self.ui.document:getPosFromXPointer(cur_xp)
+	self.ui.doc_settings:saveSetting("last_percent", 10000 * cur_pos / self.doc_height)
+	self.ui.doc_settings:saveSetting("percent_finished", cur_pos / self.doc_height)
 end
 
 function ReaderRolling:onTapForward()
@@ -133,7 +134,7 @@ end
 
 function ReaderRolling:onGotoViewRel(diff)
 	DEBUG("goto relative screen:", diff)
-	if self.ui.document.view_mode ~= "page" then
+	if self.view_mode ~= "page" then
 		local pan_diff = diff * self.ui.dimen.h
 		if self.show_overlap_enable then
 			if pan_diff > self.overlap then
@@ -186,7 +187,7 @@ function ReaderRolling:gotoPos(new_pos)
 	if new_pos < 0 then new_pos = 0 end
 	if new_pos > self.doc_height then new_pos = self.doc_height end
 	-- adjust dim_area according to new_pos
-	if self.ui.document.view_mode ~= "page" and self.show_overlap_enable then
+	if self.view_mode ~= "page" and self.show_overlap_enable then
 		local panned_step = new_pos - self.current_pos
 		self.view.dim_area.x = 0
 		self.view.dim_area.h = self.ui.dimen.h - math.abs(panned_step)