diff --git a/crereader.lua b/crereader.lua
index 69bfc1ec5..56afb136e 100644
--- a/crereader.lua
+++ b/crereader.lua
@@ -287,7 +287,6 @@ end
 function CREReader:prevBookMarkedPage()
 	local pre_item = nil
 	for k,v in ipairs(self.bookmarks) do
-		Debug(v)
 		if self.pos <= self.doc:getPosFromXPointer(v.page) then
 			if not pre_item then
 				break
@@ -405,15 +404,23 @@ function CREReader:adjustCreReaderCommands()
 	self.commands:addGroup(MOD_SHIFT.."< >",{
 		Keydef:new(KEY_PGBCK,MOD_SHIFT),Keydef:new(KEY_PGFWD,MOD_SHIFT),
 		Keydef:new(KEY_LPGBCK,MOD_SHIFT),Keydef:new(KEY_LPGFWD,MOD_SHIFT)},
-		"jump between bookmarks",
-		function(unireader,keydef)
-			is_prev_bm = (keydef.keycode == KEY_PGBCK or keydef.keycode == KEY_LPGBCK)
-			if is_prev_bm then
-				bm = self:prevBookMarkedPage()
-			else
-				bm = self:nextBookMarkedPage()
+		"increase/decrease font size",
+		function(self)
+			local delta = 1
+			local change = "increase"
+			if keydef.keycode == KEY_PGBCK or keydef.keycode == KEY_LPGBCK then
+			   delta = -1
+			   change = "decrease"
 			end
-			if bm then self:goto(bm.page, nil, "xpointer") end
+			self.font_zoom = self.font_zoom + delta
+			InfoMessage:show(change.." font size to "..self.font_zoom, 0)
+			-- NuPogodi, 15.05.12: storing old document height
+			self.old_doc_height = self.doc:getFullHeight()
+			-- end of changes (NuPogodi)
+			self.doc:zoomFont(delta)
+			self:redrawCurrentPage()
+			-- NuPogodi, 18.05.12: storing new height of document & refreshing TOC
+			self:fillToc()
 		end
 	)
 	self.commands:addGroup(MOD_ALT.."< >",{
diff --git a/unireader.lua b/unireader.lua
index 06f106024..b041336cd 100644
--- a/unireader.lua
+++ b/unireader.lua
@@ -1927,15 +1927,11 @@ function UniReader:addAllCommands()
 	self.commands:addGroup(MOD_SHIFT.."< >",{
 		Keydef:new(KEY_PGBCK,MOD_SHIFT),Keydef:new(KEY_PGFWD,MOD_SHIFT),
 		Keydef:new(KEY_LPGBCK,MOD_SHIFT),Keydef:new(KEY_LPGFWD,MOD_SHIFT)},
-		"jump between bookmarks",
+		"zoom out/in 20%",
 		function(unireader,keydef)
-			is_prev_bm = (keydef.keycode == KEY_PGBCK or keydef.keycode == KEY_LPGBCK)
-			if is_prev_bm then
-				bm = self:prevBookMarkedPage()
-			else
-				bm = self:nextBookMarkedPage()
-			end
-			if bm then self:goto(bm.page) end
+			is_zoom_out = (keydef.keycode == KEY_PGBCK or keydef.keycode == KEY_LPGBCK)
+			unireader:setGlobalZoom(unireader.globalzoom_orig
+			   + ( is_zoom_out and -1 or 1)*unireader.globalzoom_orig*0.2)
 		end)
 	self.commands:add(KEY_BACK,nil,"Back",
 		"go backward in jump history",