diff --git a/Zframework/bgm.lua b/Zframework/bgm.lua
index 4776363a..2faa8def 100644
--- a/Zframework/bgm.lua
+++ b/Zframework/bgm.lua
@@ -55,7 +55,7 @@ function BGM.play(s)
 	elseif not s then
 		return
 	elseif not BGM.list[s]then
-		LOG.print("Cannot find BGM: "..s,color.lRed)
+		LOG.print("Cannot find BGM: "..s,color.red)
 		return
 	end
 	if BGM.nowPlay~=s then
diff --git a/Zframework/init.lua b/Zframework/init.lua
index 9692a6f3..471b43b6 100644
--- a/Zframework/init.lua
+++ b/Zframework/init.lua
@@ -32,7 +32,6 @@ xOy=love.math.newTransform()
 joysticks={}
 
 local devMode
-debugMesHistory={}
 
 local infoCanvas=gc.newCanvas(108,27)
 local function updatePowerInfo()
@@ -191,8 +190,8 @@ function love.keypressed(i)
 	if devMode then
 		if i=="f5"then
 			DBP("DEBUG:")
-		elseif i=="f3"then
-			LOG.print("挂了.gif")
+		elseif i=="f3"then LOG.print("挂了.gif")
+		elseif i=="f4"then LOG.copy()
 		elseif i=="f8"then	devMode=nil	LOG.print("DEBUG OFF",color.yellow)
 		elseif i=="f9"then	devMode=1	LOG.print("DEBUG 1",color.yellow)
 		elseif i=="f10"then	devMode=2	LOG.print("DEBUG 2",color.yellow)
@@ -210,8 +209,6 @@ function love.keypressed(i)
 			elseif i=="q"then
 				local W=WIDGET.sel
 				if W then W:printInfo()end
-			elseif i=="f3"then
-				assert(false,"Techmino:挂了")
 			elseif i=="e"then
 				for k,v in next,_G do
 					DBP(k,v)
@@ -263,7 +260,7 @@ function love.joystickremoved(JS)
 	for i=1,#joysticks do
 		if joysticks[i]==JS then
 			rem(joysticks,i)
-			LOG.print("Joystick removed")
+			LOG.print("Joystick removed",color.yellow)
 			return
 		end
 	end
diff --git a/Zframework/log.lua b/Zframework/log.lua
index e4486035..e1140ff6 100644
--- a/Zframework/log.lua
+++ b/Zframework/log.lua
@@ -3,29 +3,32 @@ local int,min=math.floor,math.min
 local ins,rem=table.insert,table.remove
 
 local debugMesList={}
+local debugMesHistory={
+	"Version: "..gameVersion,
+	os.date("Launched at %Y/%m/%d %H:%M"),
+}
 local debugMesFloat=0
 local LOG={}
-function LOG.print(text,clr)--use this for print for debug in-game
-	if not clr then clr=color.white end
-	ins(debugMesList,{text=text,r=clr[1],g=clr[2],b=clr[3],time=240})
-	ins(debugMesHistory,SCN.cur..": "..tostring(text))
-end
 function LOG.update()
 	if debugMesList[1]then
 		for i=#debugMesList,1,-1 do
 			local M=debugMesList[i]
-			M.time=M.time-1
-			if i==1 and M.time==0 then
-				rem(debugMesList,i)
-				if not debugMesList[1]then
-					debugMesFloat=0
-				else
-					debugMesFloat=debugMesFloat+25
+			if M.blink>0 then
+				M.blink=M.blink-1
+			else
+				M.time=M.time-1
+				if i==1 and M.time==0 then
+					rem(debugMesList,i)
+					if not debugMesList[1]then
+						debugMesFloat=0
+					else
+						debugMesFloat=debugMesFloat+25
+					end
 				end
 			end
-			if debugMesFloat>0 then
-				debugMesFloat=int(debugMesFloat*.9)
-			end
+		end
+		if debugMesFloat>0 then
+			debugMesFloat=int(debugMesFloat*.9)
 		end
 	end
 end
@@ -35,9 +38,38 @@ function LOG.draw()
 		for i=1,#debugMesList do
 			local M=debugMesList[i]
 			local t=M.time
-			gc.setColor(M.r,M.g,M.b,t>200 and int(t/3)%2 or min(t/26,1))
+			gc.setColor(M.r,M.g,M.b,M.blink>0 and int(M.blink/3)%2 or min(t/26,1))
 			gc.print(M.text,10+(20-min(t,20))^1.5/4,25*i+debugMesFloat)
 		end
 	end
 end
+function LOG.print(text,type,clr)
+	local time
+	local his
+	if _G.type(type)=="table"then
+		clr,type=type or color.white
+	elseif type=="warn"then
+		clr=clr or color.yellow
+		his=true
+		time=180
+	elseif type=="error"then
+		clr=clr or color.red
+		his=true
+		time=210
+	elseif type=="message"then
+		clr=clr or color.green
+		his=true
+	elseif not clr then
+		clr=color.white
+	end
+	if his then
+		ins(debugMesHistory,SCN.cur..": "..tostring(text))
+	end
+	ins(debugMesList,{text=text,r=clr[1],g=clr[2],b=clr[3],blink=30,time=time or 150})
+end
+function LOG.copy()
+	local str=table.concat(debugMesHistory,"\n")
+	love.system.setClipboardText(str)
+	LOG.print("Log copied",color.blue)
+end
 return LOG
\ No newline at end of file
diff --git a/parts/ai.lua b/parts/ai.lua
index 8453999f..0514a933 100644
--- a/parts/ai.lua
+++ b/parts/ai.lua
@@ -39,10 +39,10 @@ local function loadCC()
 	end
 	if not f then
 		CCloader_filename[system]=nil
-		LOG.print("failed to load CC")
+		LOG.print("failed to load CC","warn",color.red)
 		return
 	end
-	LOG.print("CC load successfully")
+	LOG.print("CC load successfully","warn",color.green)
 	f()
 	BOT={
 		getConf=	cc.get_default_config	,--()options,weights
diff --git a/parts/scenes.lua b/parts/scenes.lua
index c08ecfe0..fcd3f212 100644
--- a/parts/scenes.lua
+++ b/parts/scenes.lua
@@ -92,7 +92,7 @@ do--calculator
 				elseif S.val==196000+022 then
 					S.pass=true
 					marking=nil
-					LOG.print("\68\69\86\58\87\97\116\101\114\109\97\114\107\32\82\101\109\111\118\101\100")
+					LOG.print("\68\69\86\58\87\97\116\101\114\109\97\114\107\32\82\101\109\111\118\101\100","warn",color.lBlue)
 					SFX.play("clear")
 				elseif S.val==72943816 then
 					S.pass=true
@@ -102,7 +102,7 @@ do--calculator
 						end
 					end
 					FILE.saveUnlock()
-					LOG.print("\68\69\86\58\85\78\76\79\67\75\65\76\76",640,360,60)
+					LOG.print("\68\69\86\58\85\78\76\79\67\75\65\76\76","warn",color.lBlue)
 					SFX.play("clear_2")
 				elseif S.val==1379e8+2626e4+1379 then
 					S.pass=true
@@ -253,14 +253,14 @@ do--p15
 				if checkBoard(b)then
 					S.state=2
 					S.time=Timer()-S.startTime
-					if S.time<1 then		LOG.print("不是人")
-					elseif S.time<2 then	LOG.print("还是人")
-					elseif S.time<3 then	LOG.print("神仙")
-					elseif S.time<5 then	LOG.print("太强了")
-					elseif S.time<7.5 then	LOG.print("很强")
-					elseif S.time<10 then	LOG.print("可以的")
-					elseif S.time<20 then	LOG.print("再接再厉")
-					elseif S.time<30 then	LOG.print("多加练习")
+					if S.time<1 then		LOG.print("不是人",color.lBlue)
+					elseif S.time<2 then	LOG.print("还是人",color.lBlue)
+					elseif S.time<3 then	LOG.print("神仙",color.lBlue)
+					elseif S.time<5 then	LOG.print("太强了",color.lBlue)
+					elseif S.time<7.5 then	LOG.print("很强",color.lBlue)
+					elseif S.time<10 then	LOG.print("可以的",color.lBlue)
+					elseif S.time<20 then	LOG.print("再接再厉",color.lBlue)
+					elseif S.time<30 then	LOG.print("多加练习",color.lBlue)
 					end
 					SFX.play("win")
 				end
@@ -575,7 +575,7 @@ do--intro
 		elseif newVersionLaunch then
 			SCN.push("main","fade")
 			SCN.swapTo("history","fade")
-			LOG.print(text.newVersion,color.lBlue)
+			LOG.print(text.newVersion,"warn",color.lBlue)
 		else
 			SCN.go("main")
 		end
@@ -785,10 +785,10 @@ do--mode
 				if mapCam.sel=="custom_clear"or mapCam.sel=="custom_puzzle"then
 					if customSel[11]>1 then
 						if customSel[7]==5 then
-							LOG.print(text.ai_fixed,color.red)
+							LOG.print(text.ai_fixed,"warn",color.red)
 							return
 						elseif #preBag>0 then
-							LOG.print(text.ai_prebag,color.red)
+							LOG.print(text.ai_prebag,"warn",color.red)
 							return
 						end
 					end