diff --git a/src/gui/__init__.py b/src/gui/__init__.py
--- a/src/gui/__init__.py
+++ b/src/gui/__init__.py
@@ -18,7 +18,8 @@ class GUI:
 		self.root.rowconfigure(0,weight=1)
 
 		self.root.bind("<<redrawImgView>>", lambda e: self.mainWindow.redrawImgView())
-		self.root.bind("<<receiveState>>", lambda e: print("fired receiveState"))
+		self.root.bind("<Left>",lambda e: self.sendMsg("prevFrame"))
+		self.root.bind("<Right>",lambda e: self.sendMsg("nextFrame"))
 
 	def __call__(self,ownMessages,coreMessages):
 		self._coreMessages=coreMessages