diff --git a/parts/player/update.lua b/parts/player/update.lua
index be8170c2..bb9d6fde 100644
--- a/parts/player/update.lua
+++ b/parts/player/update.lua
@@ -1,6 +1,8 @@
 local max,min=math.max,math.min
 local int,abs,rnd=math.floor,math.abs,math.random
 local rem=table.remove
+local resume=coroutine.resume
+local status=coroutine.status
 
 local function updateLine(P)--Attacks, line pushing, cam moving
 	local bf=P.atkBuffer
@@ -94,8 +96,6 @@ local function updateFXs(P,dt)
 	end
 end
 local updateTasks do--updateTasks(P)
-	local resume=coroutine.resume
-	local status=coroutine.status
 	local assert=assert
 	function updateTasks(P)
 		local L=P.tasks
@@ -145,8 +145,8 @@ function update.alive(P,dt)
 		local C=P.AI_keys
 		P.AI_delay=P.AI_delay-1
 		if not C[1]then
-			if coroutine.status(P.AI_thread)=="suspended"then
-				coroutine.resume(P.AI_thread)
+			if status(P.AI_thread)=="suspended"then
+				resume(P.AI_thread)
 			end
 		elseif P.AI_delay<=0 then
 			P:pressKey(C[1])P:releaseKey(C[1])
diff --git a/parts/scenes/app_calc.lua b/parts/scenes/app_calc.lua
index cb563c1c..7fc60afa 100644
--- a/parts/scenes/app_calc.lua
+++ b/parts/scenes/app_calc.lua
@@ -75,12 +75,10 @@ function scene.keyDown(k)
 		if val~="0"then
 			val,reg,sym="0"
 		else
-			scene.keyDown("quit")
+			SCN.back()
 		end
 	elseif k=="delete"then
 		val="0"
-	elseif k=="quit"then
-		SCN.back()
 	end
 end
 
@@ -113,7 +111,7 @@ scene.widgetList={
 	WIDGET.newKey{name="/",	x=450,y=600,w=90,fText="/",color="lB",font=50,code=pressKey"/"},
 	WIDGET.newKey{name="<",	x=550,y=300,w=90,fText="<",color="lR",font=50,code=pressKey"backspace"},
 	WIDGET.newKey{name="=",	x=550,y=400,w=90,fText="=",color="lY",font=50,code=pressKey"return"},
-	WIDGET.newKey{name="back",x=1140,y=640,w=170,h=80,font=40,code=pressKey"quit"},
+	WIDGET.newKey{name="back",x=1140,y=640,w=170,h=80,font=40,code=backScene},
 }
 
 return scene
\ No newline at end of file