diff --git a/src/defaultkeysmap.h b/src/defaultkeysmap.h
index 4b0cc70..caed570 100644
--- a/src/defaultkeysmap.h
+++ b/src/defaultkeysmap.h
@@ -8,7 +8,7 @@ class DefaultKeysMap : public IKeysMap
 public:
     enum{MAIN_ACTION, SECONDARY_ACTION, TERTIARY_ACTION, MOVE_FORWARD, MOVE_BACKWARD, STRAFE_LEFT, STRAFE_RIGHT, JUMP,RUN,
          TOGGLE_NOCLIP, TOGGLE_PHYSICS_DEBUG, TOGGLE_CONSOLE,
-         MOVE_CURSOR_LEFT, MOVE_CURSOR_RIGHT, TOGGLE_MOUSE_CURSOR, LEFT_CLICK,
+         MOVE_CURSOR_LEFT, MOVE_CURSOR_RIGHT, HISTORY_UP,HISTORY_DOWN, TOGGLE_MOUSE_CURSOR, LEFT_CLICK,
          EXIT_GAME,LAST_DEFAULT_ACTION};
 
     DefaultKeysMap(){
@@ -26,6 +26,8 @@ public:
         keys.push_back( {{TOGGLE_CONSOLE,input::KEYBOARD},      sf::Keyboard::F3,    IKeysMap::PRESSED} );
         keys.push_back( {{MOVE_CURSOR_LEFT,input::KEYBOARD},    sf::Keyboard::Left,  IKeysMap::PRESSED} );
         keys.push_back( {{MOVE_CURSOR_RIGHT,input::KEYBOARD},   sf::Keyboard::Right, IKeysMap::PRESSED} );
+        keys.push_back( {{HISTORY_UP,input::KEYBOARD},          sf::Keyboard::Up,    IKeysMap::PRESSED} );
+        keys.push_back( {{HISTORY_DOWN,input::KEYBOARD},        sf::Keyboard::Down,  IKeysMap::PRESSED} );
         keys.push_back( {{TOGGLE_MOUSE_CURSOR,input::KEYBOARD}, sf::Keyboard::M,     IKeysMap::PRESSED} );
         keys.push_back( {{EXIT_GAME,input::KEYBOARD},           sf::Keyboard::Escape,IKeysMap::PRESSED} );
         keys.push_back( {{LEFT_CLICK,input::MOUSE},             sf::Mouse::Left,     IKeysMap::PRESSED} );
@@ -57,7 +59,9 @@ public:
             {TOGGLE_CONSOLE,input::KEYBOARD},
             {EXIT_GAME,input::KEYBOARD},
             {MOVE_CURSOR_LEFT,input::KEYBOARD},
-            {MOVE_CURSOR_RIGHT,input::KEYBOARD}
+            {MOVE_CURSOR_RIGHT,input::KEYBOARD},
+            {HISTORY_UP,input::KEYBOARD},
+            {HISTORY_DOWN,input::KEYBOARD}
         };
     }
 
diff --git a/src/sparrowshell/scriptnode.cpp b/src/sparrowshell/scriptnode.cpp
index b214de3..74ba8d7 100644
--- a/src/sparrowshell/scriptnode.cpp
+++ b/src/sparrowshell/scriptnode.cpp
@@ -21,12 +21,19 @@ ScriptNode::ScriptNode()
     LUA_SET_FUN(clear);
     LUA_SET_FUN(picker);
     LUA_SET_FUN(materialEditor);
+//    m_script["engine"] = getEngine();
+
+    m_script.new_usertype<Engine>("Engine",
+                                  "time",&Engine::getTime
+                                  );
 }
 
 void ScriptNode::update(){
     static bool test = true;
-    if(test)
+    if(test && m_scene!= nullptr){
+        m_script["engine"] = getEngine();
         test=false;
+    }
 }
 
 void ScriptNode::execute(std::string to_execute){
diff --git a/src/sparrowshell/sparrowshell.cpp b/src/sparrowshell/sparrowshell.cpp
index 57970b9..593fcaa 100644
--- a/src/sparrowshell/sparrowshell.cpp
+++ b/src/sparrowshell/sparrowshell.cpp
@@ -24,7 +24,8 @@ const float SparrowShell::DEFAULT_FONT_SIZE = 16.f;
 
 SparrowShell::SparrowShell(sf::Window* window):
     m_buffer(new ShellBuffer(BUFFER_MAX_LENGTH)),
-    m_text_color(glm::vec3(0.7,1,0.3))
+    m_text_color(glm::vec3(0.7,1,0.3)),
+    m_inputActions({NO_ACTION, NO_ACTION, NO_ACTION, NO_ACTION})
 {
     sf::Vector2u size = window->getSize();
     m_dimension = glm::ivec2(size.x,DEFAULT_FONT_SIZE*(BUFFER_DISPLAYED_LINES+1));
@@ -122,14 +123,13 @@ void SparrowShell::scrollDown()
     }
 }
 
-void SparrowShell::setMoveCursorLeftAction(int action)
-{
-    m_input_node->setMoveCursorLeft(action);
-}
-
-void SparrowShell::setMoveCursorRightAction(int action)
-{
-    m_input_node->setMoveCursorRight(action);
+void SparrowShell::setInputs(int cursor_left, int cursor_right, int history_up, int history_down){
+    m_inputActions[MOVE_CURSOR_LEFT] = cursor_left;
+    m_inputActions[MOVE_CURSOR_RIGHT] = cursor_right;
+    m_inputActions[HISTORY_PREVIOUS] = history_up;
+    m_inputActions[HISTORY_NEXT] = history_down;
+    m_input_node->setMoveCursorLeft(cursor_left);
+    m_input_node->setMoveCursorRight(cursor_right);
 }
 
 void SparrowShell::toggleShell()
diff --git a/src/sparrowshell/sparrowshell.h b/src/sparrowshell/sparrowshell.h
index aab45c2..7f3eaab 100644
--- a/src/sparrowshell/sparrowshell.h
+++ b/src/sparrowshell/sparrowshell.h
@@ -60,6 +60,10 @@ private:
     int m_move_cursor_right;
     std::string m_previous_context;
 
+    std::vector<int> m_inputActions;
+
+    enum ShellAction {MOVE_CURSOR_LEFT=0,MOVE_CURSOR_RIGHT,HISTORY_PREVIOUS,HISTORY_NEXT};
+
 public:
     static const unsigned int BUFFER_MAX_LENGTH;
     static const unsigned int BUFFER_DISPLAYED_LINES;
@@ -82,8 +86,7 @@ public:
     unsigned int getIndex(){return m_buffer->getIndex();}
     ShellBuffer* getBuffer(){return m_buffer;}
 
-    void setMoveCursorLeftAction(int action);
-    void setMoveCursorRightAction(int action);
+    void setInputs(int cursor_left, int cursor_right, int history_up, int history_down);
 
     bool isEnabled(){return m_shellEnabled;}
 
diff --git a/src/test/main.cpp b/src/test/main.cpp
index 4627756..49854ca 100644
--- a/src/test/main.cpp
+++ b/src/test/main.cpp
@@ -353,8 +353,7 @@ int main(){
 
     //c'est un goup SparrowShell
     SparrowShell* shell = engine.getShell();
-    shell->setMoveCursorLeftAction(DefaultKeysMap::MOVE_CURSOR_LEFT);
-    shell->setMoveCursorRightAction(DefaultKeysMap::MOVE_CURSOR_RIGHT);
+    shell->setInputs(DefaultKeysMap::MOVE_CURSOR_LEFT,DefaultKeysMap::MOVE_CURSOR_RIGHT,DefaultKeysMap::HISTORY_UP,DefaultKeysMap::HISTORY_DOWN);
     input->addContext(Context("shell",DefaultKeysMap::getShellContext()));
     input->updateKeyBindings();