diff --git a/README.md b/README.md
index 4fff97c..b4b6e7a 100644
--- a/README.md
+++ b/README.md
@@ -9,6 +9,38 @@ KubeInvaders is a game and it has been written with Defold (https://www.defold.c
 
 Through KubeInvaders you can stress your Openshift cluster in a fun way and check how it is resilient.
 
+
+### Special Input Keys
+
+| Input           | Action                   |
+|-----------------|--------------------------|
+|     n           | Change namespace         |
+|     a           | Switch to automatic mode |
+|     m           | Switch to manual mode    |
+
+
+### Install KubeInvaders on Openshift
+To Install KubeInvaders on your Openshift Cluster clone this repo and launch the following commands:
+
+```bash
+TARGET_NAMESPACE=foobar
+
+# Choose route host for your kubeinvaders instance.
+ROUTE_HOST=kubeinvaders.org
+
+# Please add your source ip IP_WHITELIST. This will add haproxy.router.openshift.io/ip_whitelist in KubeInvaders route
+# https://docs.openshift.com/container-platform/3.9/architecture/networking/routes.html#whitelist
+IP_WHITELIST="93.44.96.4"
+
+oc new-project kubeinvaders --display-name='KubeInvaders'
+oc create sa kubeinvaders -n kubeinvaders
+oc create sa kubeinvaders -n $TARGET_NAMESPACE
+oc adm policy add-role-to-user edit -z kubeinvaders -n $TARGET_NAMESPACE
+
+TOKEN=$(oc describe secret -n $TARGET_NAMESPACE $(oc describe sa kubeinvaders -n $TARGET_NAMESPACE | grep Tokens | awk '{ print $2}') | grep 'token:'| awk '{ print $2}')
+oc process -f openshift/KubeInvaders.yaml -p ROUTE_HOST=$ROUTE_HOST -p TARGET_NAMESPACE=$TARGET_NAMESPACE -p TOKEN=$TOKEN | oc create -f -
+```
+
 ### Install KubeInvaders on Kubernetes
 
 ```bash
@@ -33,28 +65,6 @@ kubectl set env deployment/kubeinvaders NAMESPACE=$TARGET_NAMESPACE -n kubeinvad
 kubectl set env deployment/kubeinvaders ROUTE_HOST=$ROUTE_HOST -n kubeinvaders
 ```
 
-### Install KubeInvaders on Openshift
-To Install KubeInvaders on your Openshift Cluster clone this repo and launch the following commands:
-
-```bash
-TARGET_NAMESPACE=foobar
-
-# Choose route host for your kubeinvaders instance.
-ROUTE_HOST=kubeinvaders.org
-
-# Please add your source ip IP_WHITELIST. This will add haproxy.router.openshift.io/ip_whitelist in KubeInvaders route
-# https://docs.openshift.com/container-platform/3.9/architecture/networking/routes.html#whitelist
-IP_WHITELIST="93.44.96.4"
-
-oc new-project kubeinvaders --display-name='KubeInvaders'
-oc create sa kubeinvaders -n kubeinvaders
-oc create sa kubeinvaders -n $TARGET_NAMESPACE
-oc adm policy add-role-to-user edit -z kubeinvaders -n $TARGET_NAMESPACE
-
-TOKEN=$(oc describe secret -n $TARGET_NAMESPACE $(oc describe sa kubeinvaders -n $TARGET_NAMESPACE | grep Tokens | awk '{ print $2}') | grep 'token:'| awk '{ print $2}')
-oc process -f openshift/KubeInvaders.yaml -p ROUTE_HOST=$ROUTE_HOST -p TARGET_NAMESPACE=$TARGET_NAMESPACE -p TOKEN=$TOKEN | oc create -f -
-```
-
 ### Download KubeInvaders - External to Openshift (macOS or Linux clients)
 
 Please check the [releases](https://github.com/lucky-sideburn/KubeInvaders/releases) page.
diff --git a/input/game.input_binding b/input/game.input_binding
index 17cfc1a..abf131f 100644
--- a/input/game.input_binding
+++ b/input/game.input_binding
@@ -26,6 +26,10 @@ key_trigger {
   input: KEY_M
   action: "manual"
 }
+key_trigger {
+  input: KEY_N
+  action: "namespace"
+}
 mouse_trigger {
   input: MOUSE_BUTTON_1
   action: "click"
diff --git a/main/spaceship.script b/main/spaceship.script
index 3ca9a0e..3cedd59 100644
--- a/main/spaceship.script
+++ b/main/spaceship.script
@@ -3,7 +3,11 @@ check_current_pods = false
 endpoint =  ""
 token = ""
 namespace = ""
+namespace_list = {}
+namespace_cnt = 0
+namespace_total = 0 
 automatic = false
+last_namespace_change = false
 local timer = require ("main.timer")
 
 function reverse(tbl)
@@ -104,6 +108,7 @@ end
 
 function http_update_pod_result(self, _, response)
 	kubernetes_pods = {}
+	msg.post("ui#gui", "error",{ errormessage = "k8s status code request: " .. response.status })
 	if response.status == 0 then
 		msg.post("ui#gui", "error",{ errormessage = "Error connecting to " .. conf['endpoint'] })
 	end
@@ -264,7 +269,6 @@ end
 
 function init(self)
 	msg.post("ui#gui", "mode",{ mode = "You are using the manual mode. Press \"a\" to use switch to automatic"})
-
 	conf = {}
 	local path = os.getenv("HOME") .. "/.KubeInv.json"
 	local contents = ""
@@ -288,10 +292,17 @@ function init(self)
 		print( "namespace: ", conf["namespace"] )
 
 		endpoint = conf["endpoint"]
-		namespace = conf["namespace"]
 		token = conf["token"] 
-
-		info = "Endpoint: " .. conf["endpoint"] .. "\n\n" .. "Namespace: " .. conf["namespace"]
+		namespace_cnt = 0
+		for i in string.gmatch(conf["namespace"], "[^,]+") do
+			namespace_list[namespace_cnt] = i
+			namespace_cnt = namespace_cnt + 1
+		end
+		namespace_total = table.getn(namespace_list)
+		namespace_cnt = 0
+		namespace = namespace_list[0]
+		
+		info = "Endpoint: " .. conf["endpoint"] .. "\n\n" .. "Namespace: " .. namespace
 		msg.post("ui#gui", "info",{ infomessage =  info })
 		
 		msg.post(".", "acquire_input_focus")	
@@ -334,15 +345,46 @@ function on_input(self, action_id, action)
 		local p = go.get_position()
 		p.x = p.x + 4
 		go.set_position(p)	
-	elseif action_id == hash("click") and action.pressed then
-		print(action_id)
 	elseif action_id == hash("automatic") then
 		automatic = true
 		msg.post("ui#gui", "mode",{ mode = "You are using the automatic mode. Press \"m\" to use switch to manual"})
 		
 	elseif action_id == hash("manual") then
+		print ("[change_mode] manual")
 		automatic = false
 		msg.post("ui#gui", "mode",{ mode = "You are using the manual mode. Press \"a\" to use switch to automatic"})
+
+	elseif action_id == hash("namespace") then
+		print ("[change_namespace] change namespaces requested by user")
+		msg.post("ui#gui", "error",{ errormessage = "changing namespace!" })
+		current_time = os.clock()
+		
+		if last_namespace_change ~= false then
+			diff_time = current_time - last_namespace_change
+			print ("[change_namespace] diff_time ".. diff_time)
+		else 
+			diff_time = 99
+		end
+
+		if diff_time > 0.1 then
+			for i,value in ipairs(current_pods) do
+				go.delete(value["id"])
+			end
+			current_pods = {}
+			if namespace_cnt > (namespace_total - 1) then
+				print ("[change_namespace] return to first namespace")
+				namespace = namespace_list[0]
+				namespace_cnt = 0
+			else
+				namespace_cnt = namespace_cnt + 1	
+				print ("[change_namespace] go to namespace " .. namespace_cnt)
+				namespace = namespace_list[namespace_cnt]	
+			end
+		end
+		
+		last_namespace_change = os.clock()
+		info = "Endpoint: " .. conf["endpoint"] .. "\n\n" .. "Namespace: " .. namespace
+		msg.post("ui#gui", "info",{ infomessage =  info })
 		
 	elseif action_id == hash("space") and action.pressed then
 		msg.post("ui#gui", "error",{ errormessage = "" })