diff --git a/BiliConfig.rb b/BiliConfig.rb
index a0d89ae..689bd62 100644
--- a/BiliConfig.rb
+++ b/BiliConfig.rb
@@ -2,10 +2,11 @@ module	BiliConfig
 
 	class Biliconf
 
-		@@userHome = `echo $HOME`.gsub(/\n/,"")
-		@@configPath = File.join(@@userHome,".config/BiliGui")
+		$userHome = `echo $HOME`.gsub(/\n/,"")
+		$configPath = File.join($userHome,".config/BiliGui")
+		p "Config Path: #{$configPath}"
 		
-		def initialize(name="biligui.conf", path=@@configPath)
+		def initialize(name="biligui.conf", path=$configPath)
 
 			@name = name
 			@path = path
diff --git a/BiliPlaylist.rb b/BiliPlaylist.rb
new file mode 100644
index 0000000..8e49c23
--- /dev/null
+++ b/BiliPlaylist.rb
@@ -0,0 +1,117 @@
+module BiliPlaylist
+
+	class BiliPlaylist
+
+		def initialize(videos="")
+			@videos = videos
+			@videosHash = {}
+
+			videosSplit
+		end
+
+		def videosSplit
+
+			unless @videos.empty? then
+
+			@videos.split(/\n/).each do |video|
+
+				unless video.index("http://") then
+					next
+				end
+
+
+				videoHashKey = "av" + video.gsub(/^.*\/av/,"").gsub(/\//,"")
+				videoHashValue = video
+
+				@videosHash[videoHashKey] = videoHashValue
+
+			end
+
+			end
+
+		end
+
+		def hash
+			return @videosHash
+		end
+
+		def save(filename="")
+
+			require 'fileutils'
+
+			playlist = filename
+
+			default_playlist = "#{$configPath}/biliplaylist.m3u8"
+
+			if playlist.empty? then
+				playlist = default_playlist
+			end
+
+			old_playlist = playlist + ".old"
+
+			if File.exist?(playlist) then
+				FileUtils.mv playlist, old_playlist
+			else
+				io = File.open(playlist,"w")
+				io.puts "#EXTM3U"
+
+				@videosHash.to_a.each do |video|
+					io.puts "#EXTINF:#{video[0]}"
+					io.puts video[1]
+				end
+
+				io.close
+			end
+		end
+
+		def load(playlist="")
+
+			playlistHash = {}
+
+			default_playlist = "#{$configPath}/biliplaylist.m3u8"
+
+			if playlist.empty? && File.exist?(default_playlist) then
+				playlist = default_playlist
+			end
+
+
+			if playlist.empty? then
+				p "[ERR] No playlist available!"
+			else
+
+				io = File.open(playlist, 'r')
+
+				validArray = []
+				i = 0
+
+				io.each_line do |line|
+
+					line.chomp!
+
+					i += 1
+
+					unless line.index("http://") then
+						next
+					end
+
+					unless line.index("bilibili") then
+						p "#{line} doesn't seem to be a Bilibili URL!"
+					else
+						p line
+						validArray[i] = line
+					end
+
+				end
+
+				if validArray.empty? then
+					p "This playlist has no URL we support!"
+				end
+
+				io.close
+			end
+
+		end
+
+	end
+
+end
diff --git a/BiliUrlsHandler.rb b/BiliUrlsHandler.rb
deleted file mode 100644
index e25ebe4..0000000
--- a/BiliUrlsHandler.rb
+++ /dev/null
@@ -1,40 +0,0 @@
-module BiliUrlsHandler
-	class BiliUrls
-
-		def initialize(urls)
-
-			@urlBlock = urls
-			@urlHash = {}
-
-			urlSplit
-
-		end
-
-		def urlSplit
-
-			unless @urlBlock.empty? then
-				urls = @urlBlock.split(/\n/)
-				urls.each do |url|
-
-					# validation codes here
-					unless url.index("http://") then
-						puts "Url invalid: #{url}"
-						next	
-					end
-
-					urlHashValue = url
-					urlHashKey = urlHashValue.gsub(/^.*\/av/,"").gsub(/\//,"")
-					@urlHash[urlHashKey] = urlHashValue
-				end
-			else
-				puts "No Urls!"
-			end			
-
-		end
-
-		def urlBlockHash
-			return @urlHash
-		end
-
-	end
-end
diff --git a/BiliWidgets.rb b/BiliWidgets.rb
index e92aec4..e2c14be 100644
--- a/BiliWidgets.rb
+++ b/BiliWidgets.rb
@@ -1,7 +1,7 @@
 require 'Qt'
 require 'qtwebkit'
 require_relative 'BiliConfig'
-require_relative 'BiliUrlsHandler'
+require_relative 'BiliPlaylist'
 
 class BiliGuiConfig
 
@@ -20,20 +20,30 @@ def load
 
 end
 
-class BiliGuiUrls
+class BiliGuiPlaylist
 
-	include BiliUrlsHandler
+	include BiliPlaylist
 
-	def initialize(urls)
+	def initialize(videoURLs="")
 
-		@urls = urls
+		@videos = videoURLs
+
+		@videosHash = BiliPlaylist.new(@videos)
 
 	end
 
 	def hash
-		urlHash = BiliUrls.new(@urls)
-		return urlHash.urlBlockHash	
+		return @videosHash.hash
+	end
+
+	def save(filename="")
+		@videosHash.save(filename)
 	end
+
+	def load(playlist="")
+		BiliPlaylist.new.load(playlist)
+	end
+	
 end
 
 class BiliGui < Qt::Widget
@@ -42,6 +52,8 @@ class BiliGui < Qt::Widget
 	slots 'clear()'
 	slots 'bilidanChoose()'
 	slots 'biliWeb()'
+	slots 'biliSave()'
+	slots 'biliLoad()'
 
 	Width = 800
 	Height = 400
@@ -97,18 +109,39 @@ def init_ui
 		biliWebButton = Qt::PushButton.new 'Visit bilibili.tv (experimental)', playlistTab
 		@urlArea = Qt::TextEdit.new playlistTab
 		@messageLabel = Qt::Label.new "", playlistTab
-		@messageLabel.setStyleSheet("color: #ff0000;")	
+		@messageLabel.setStyleSheet("color: #ff0000;")
+		ctlPanel = Qt::Widget.new playlistTab
 		okButton = Qt::PushButton.new 'Play', playlistTab
 		clearButton = Qt::PushButton.new 'Clear', playlistTab
 
 		grid_Playlist.addWidget biliUrlLabel, 0, 0, 1, 1
 		grid_Playlist.addWidget biliWebButton, 0, 1, 1, 1
 		grid_Playlist.addWidget @urlArea, 1, 0, 1, 4
+		grid_Playlist.addWidget ctlPanel, 1, 4, 1, 1
 		grid_Playlist.addWidget @messageLabel, 2, 0, 1, 2
 		grid_Playlist.addWidget okButton, 2, 2, 1, 1
 		grid_Playlist.addWidget clearButton, 2, 3, 1, 1
 		grid_Playlist.setColumnStretch 0, 0
 
+
+		connect biliWebButton, SIGNAL('clicked()'), self, SLOT('biliWeb()')
+                connect okButton, SIGNAL('clicked()'), self, SLOT('bilidan()')
+                connect clearButton, SIGNAL('clicked()'), self, SLOT('clear()')
+
+		## controlPanel layout
+		grid_ctlPanel = Qt::GridLayout.new ctlPanel
+
+		ctlLoadButton = Qt::PushButton.new 'Load', ctlPanel
+		ctlSaveButton = Qt::PushButton.new 'Save', ctlPanel
+		ctlBlank = Qt::Label.new ctlPanel
+
+		grid_ctlPanel.addWidget ctlLoadButton, 0, 0, 1, 1
+		grid_ctlPanel.addWidget ctlSaveButton, 1, 0, 1, 1
+		grid_ctlPanel.addWidget ctlBlank, 2, 0, 3, 2
+
+		connect ctlLoadButton, SIGNAL('clicked()'), self, SLOT('biliLoad()')
+		connect ctlSaveButton, SIGNAL('clicked()'), self, SLOT('biliSave()')
+
 		# Settings Tab
 		grid_Settings = Qt::GridLayout.new settingsTab
 		bilidanPathLabel = Qt::Label.new "Please enter your bilidan's path:", settingsTab
@@ -124,9 +157,6 @@ def init_ui
 		grid_Settings.setColumnStretch 0, 0
 
 		connect bilidanButton, SIGNAL('clicked()'), self, SLOT('bilidanChoose()')
-		connect biliWebButton, SIGNAL('clicked()'), self, SLOT('biliWeb()')
-		connect okButton, SIGNAL('clicked()'), self, SLOT('bilidan()')
-		connect clearButton, SIGNAL('clicked()'), self, SLOT('clear()')
 	end
 
 	def bilidan
@@ -134,7 +164,7 @@ def bilidan
 		require 'open3'
 
 		urlText = @urlArea.toPlainText()
-		urlTextHash = BiliGuiUrls.new(urlText).hash
+		urlTextHash = BiliGuiPlaylist.new(urlText).hash 
 		pathText = @bilidanPath.text()
 
 		# validate bilidan.py path
@@ -151,6 +181,8 @@ def bilidan
 	
 			urlTextHash.each_value do |hashvalue|
 
+				p "Now Playing: #{hashvalue}"
+
 				command = "#{pathText} #{hashvalue}"
 				Open3.popen3(command) do |stdin, stdout, stderr, wait_thr|
 					stderr.each_line do |line| 
@@ -158,6 +190,9 @@ def bilidan
 						unless line.index("99%") then
 							@messageLabel.setText(line)
 						end
+
+						stdout.each_line {|line| p line}
+
 					end
 
 					unless wait_thr.value.success?() then
@@ -178,8 +213,7 @@ def clear
 	end
 
 	def bilidanChoose
-		userHome = `echo $HOME`.gsub(/\n/,"")
-		bilidanBin = Qt::FileDialog.getOpenFileName(self, "Please choose your bilidan.py", "#{userHome}", "Python files (*.py)")
+		bilidanBin = Qt::FileDialog.getOpenFileName(self, "Please choose your bilidan.py", "#{$userHome}", "Python files (*.py)")
 		unless bilidanBin == nil then
 			if bilidanBin.index("bilidan.py") then
 				@bilidanPath.setText(bilidanBin)
@@ -198,4 +232,23 @@ def biliWeb
 
 	end
 
+	def biliLoad
+		playlist = Qt::FileDialog.getOpenFileName(self, "Please choose your playlist", "#{$configPath}", "Playlist file (*.m3u8)")
+		unless playlist == nil then
+			BiliGuiPlaylist.new.load(playlist)
+		end
+	end
+	
+	def biliSave
+		if @urlArea.toPlainText().empty? then
+			p "No video URL can be saved at all!"
+		else
+			filename = Qt::FileDialog.getSaveFileName(self, "Please choose save location", "#{$configPath}", "Playlist file (*.m3u8)")
+			unless filename == nil then
+				playlist = BiliGuiPlaylist.new(@urlArea.toPlainText())
+				playlist.save(filename)
+			end
+		end
+	end
+
 end
diff --git a/ChangeLog b/ChangeLog
index e97eb4d..a275fbc 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,6 @@
+0.0.5
+* switch to Tab layout for future features
+* load/save bilibili playlist file.
 0.0.4
 * multl URLs support
 * fix: click cancel in BilidanChoose will clear biligui.conf
diff --git a/TODO b/TODO
index 88355b0..6d9db0d 100644
--- a/TODO
+++ b/TODO
@@ -1,3 +1,19 @@
-* load URLs from a file and save currently pasted URLs to a file
 * let error message fade out
-* rework the GUI to use tabs for bilibili website
+* autoload playlists
+* capture more useful informations from console output
+* more error detecting
+* Bangou (avXXXX) paste support
+* custom look and feel
+* play history
+
+future:
+
+* download videos
+** use aria2
+* upload videos
+* rewrite a native ruby Bilidan
+* fetch URL and extract stuff to fill bilibili.tv tab
+** develop a cache system, to compare timestamp, background update, etc 
+* a navigation menu on bilibili tab and by default display top 10 videos with their link and preview image
+* rearrange the video URLs, if it's not played yet, then update the stack.
+* random play