diff --git a/parts/data.lua b/parts/data.lua
index 57f7c8ea..2d862f9f 100644
--- a/parts/data.lua
+++ b/parts/data.lua
@@ -1,4 +1,4 @@
-local data=love.data
+local loveCompress=love.data.compress
 
 local int=math.floor
 local char,byte=string.char,string.byte
@@ -371,7 +371,7 @@ do--function DATA.saveRecording()
 				JSON.encode(getModList()).."\n"..
 				DATA.dumpRecording(GAME.rep)
 
-			love.filesystem.write(fileName,fileHead.."\n"..data.compress('string','zlib',fileBody))
+			love.filesystem.write(fileName,fileHead.."\n"..loveCompress('string','zlib',fileBody))
 			ins(REPLAY,fileName)
 			FILE.save(REPLAY,'conf/replay')
 			return true
diff --git a/parts/net.lua b/parts/net.lua
index ebf5fd8c..c62c6387 100644
--- a/parts/net.lua
+++ b/parts/net.lua
@@ -1,4 +1,4 @@
-local data=love.data
+local loveEncode,loveDecode=love.data.encode,love.data.decode
 local rem=table.remove
 
 local WS,TIME=WS,TIME
@@ -66,6 +66,11 @@ function NET.getlock(name)
 	return TIME()<locks[name]
 end
 
+--Pong back
+local function _pong(wsName,message)
+	WS.send(wsName,message or"",'pong')
+end
+
 --Parse json message
 local function _parse(res)
 	res=JSON.decode(res)
@@ -74,10 +79,12 @@ local function _parse(res)
 			return res
 		else
 			LOG.print(
-				"WS error:"..(
+				"Error ws-mes type:"..(
 					res.type and(
-						res.reason and res.type..": "..res.reason or
-						res.type
+						res.reason and
+							res.type..": "..res.reason
+						or
+							res.type
 					)or
 					"[NO Message]"
 				),
@@ -87,7 +94,7 @@ local function _parse(res)
 end
 
 --WS close message
-local function wsCloseMessage(message)
+local function _closeMessage(message)
 	local mes=JSON.decode(message:sub(3))
 	if mes then
 		LOG.print(("%s [%s] %s"):format(text.wsClose,mes.type or"unknown type",mes.reason or""),'error')
@@ -111,7 +118,7 @@ local function pumpStream(d)
 	if d.uid~=USER.uid then
 		for _,P in next,PLAYERS do
 			if P.uid==d.uid then
-				local res,stream=pcall(love.data.decode,'string','base64',d.stream)
+				local res,stream=pcall(loveDecode,'string','base64',d.stream)
 				if res then
 					DATA.pumpRecording(stream,P.stream)
 				else
@@ -215,9 +222,6 @@ function NET.tryLogin(ifAuto)
 		SFX.play('finesseError')
 	end
 end
-function NET.pong(wsName,message)
-	WS.send(wsName,type(message)=='string'and message or"",'pong')
-end
 function NET.getAccessToken()
 	if NET.lock('access_and_login',10)then
 		WS.send('user',JSON.encode{action=0})
@@ -368,12 +372,12 @@ function NET.signal_die()
 	WS.send('stream','{"action":4,"data":{"score":0,"survivalTime":0}}')
 end
 function NET.uploadRecStream(stream)
-	WS.send('stream','{"action":5,"data":{"stream":"'..data.encode('string','base64',stream)..'"}}')
+	WS.send('stream','{"action":5,"data":{"stream":"'..loveEncode('string','base64',stream)..'"}}')
 end
 
 --Chat
 function NET.sendChatMes(mes)
-	WS.send('chat',"T"..data.encode('string','base64',mes))
+	WS.send('chat',"T"..loveEncode('string','base64',mes))
 end
 function NET.quitChat()
 	WS.send('chat','q')
@@ -392,10 +396,10 @@ function NET.updateWS_app()
 		local message,op=WS.read('app')
 		if message then
 			if op=='ping'then
-				NET.pong('app',message)
+				_pong('app',message)
 			elseif op=='pong'then
 			elseif op=='close'then
-				wsCloseMessage(message)
+				_closeMessage(message)
 				return
 			else
 				local res=_parse(message)
@@ -447,10 +451,10 @@ function NET.updateWS_user()
 		local message,op=WS.read('user')
 		if message then
 			if op=='ping'then
-				NET.pong('user',message)
+				_pong('user',message)
 			elseif op=='pong'then
 			elseif op=='close'then
-				wsCloseMessage(message)
+				_closeMessage(message)
 				return
 			else
 				local res=_parse(message)
@@ -494,10 +498,10 @@ function NET.updateWS_play()
 		local message,op=WS.read('play')
 		if message then
 			if op=='ping'then
-				NET.pong('play',message)
+				_pong('play',message)
 			elseif op=='pong'then
 			elseif op=='close'then
-				wsCloseMessage(message)
+				_closeMessage(message)
 				return
 			else
 				local res=_parse(message)
@@ -566,8 +570,7 @@ function NET.updateWS_play()
 							if SCN.stack[#SCN.stack-1]=='net_newRoom'then SCN.pop()end
 							SCN.back()
 						else
-							removePlayer(netPLY.list,d.sid)
-							netPLY.freshPos()
+							netPLY.remove(d.sid)
 							removePlayer(PLAYERS,d.sid)
 							removePlayer(PLY_ALIVE,d.sid)
 							if SCN.socketRead then SCN.socketRead('leave',d)end
@@ -619,10 +622,10 @@ function NET.updateWS_stream()
 		local message,op=WS.read('stream')
 		if message then
 			if op=='ping'then
-				NET.pong('stream',message)
+				_pong('stream',message)
 			elseif op=='pong'then
 			elseif op=='close'then
-				wsCloseMessage(message)
+				_closeMessage(message)
 				return
 			else
 				local res=_parse(message)
@@ -690,10 +693,10 @@ function NET.updateWS_chat()
 		local message,op=WS.read('chat')
 		if message then
 			if op=='ping'then
-				NET.pong('chat',message)
+				_pong('chat',message)
 			elseif op=='pong'then
 			elseif op=='close'then
-				wsCloseMessage(message)
+				_closeMessage(message)
 				return
 			else
 				local res=_parse(message)
@@ -712,10 +715,10 @@ function NET.updateWS_manage()
 		local message,op=WS.read('manage')
 		if message then
 			if op=='ping'then
-				NET.pong('manage',message)
+				_pong('manage',message)
 			elseif op=='pong'then
 			elseif op=='close'then
-				wsCloseMessage(message)
+				_closeMessage(message)
 				return
 			else
 				local res=_parse(message)
diff --git a/parts/netPlayer.lua b/parts/netPlayer.lua
index e1e2e559..f9f25a40 100644
--- a/parts/netPlayer.lua
+++ b/parts/netPlayer.lua
@@ -5,7 +5,7 @@ local gc_stencil,gc_setStencilTest=gc.stencil,gc.setStencilTest
 
 local rnd,min=math.random,math.min
 local sin,cos=math.sin,math.cos
-local ins=table.insert
+local ins,rem=table.insert,table.remove
 local setFont=setFont
 
 local posLists={
@@ -66,7 +66,7 @@ local posList
 local function _placeSort(a,b)return a.place<b.place end
 
 local PLYlist,PLYmap={},{}
-local function freshPosList()
+local function freshPos()
 	table.sort(PLYlist,_placeSort)
 	if #PLYlist<=5 then
 		posList=posLists[1]
@@ -83,7 +83,7 @@ end
 local netPLY={
 	list=PLYlist,
 	map=PLYmap,
-	freshPos=freshPosList,
+	freshPos=freshPos,
 }
 
 function netPLY.clear()
@@ -99,7 +99,17 @@ function netPLY.add(p)
 
 	ins(PLYlist,p)
 	PLYmap[p.uid]=p
-	freshPosList()
+	freshPos()
+end
+function netPLY.remove(sid)
+	for i=1,#PLYlist do
+		if PLYlist[i].sid==sid then
+			PLYmap[PLYlist[i].sid]=nil
+			rem(PLYlist,i)
+			freshPos()
+			break
+		end
+	end
 end
 
 function netPLY.getCount()return #PLYlist end