diff --git a/lib/buffer.js b/lib/buffer.js
new file mode 100644
index 0000000..565f00b
--- /dev/null
+++ b/lib/buffer.js
@@ -0,0 +1,107 @@
+var Types = require("types.js");
+
+function Buffer (vimClient) {
+    "use strict";
+
+    var buffId;
+    var typeNum = 0;
+
+    var addAnno = function (annoType, off) {
+    
+    };
+
+    var close = function(){
+    
+    };
+
+    var defineAnnoType = function (typeName, glyphFile, fg, bg) {
+        typeNum += 1;
+    };
+
+    var startDocumentListen = function () {
+    
+    };
+
+    var stopDocumentListen = function () {
+    
+    };
+
+    var guard = function (off, len) {
+    
+    };
+
+    var initDone = function () {
+    
+    };
+
+    var putBufferNumber = function (pathname) {
+    
+    };
+    
+    var netbeansBuffer = function (isNetBeansBuffer) {
+        
+    };
+
+    var removeAnno = function (serNum) {
+    
+    };
+
+    var save = function () {
+    
+    };
+
+    var saveDone = function () {
+    
+    };
+
+    var setBufferNumber = function () {
+    
+    };
+
+    var setDot = function (off) {
+    
+    };
+
+    var setFullName = function (pathName) {
+    
+    };
+
+    var setModified = function (modified) {
+    
+    };
+
+    var setModtime = function (time) {
+    
+    };
+
+    var setReadOnly = function () {
+    
+    };
+
+    var setTitle = function (name) {
+    
+    };
+
+    var setVisible = function (visible) {
+    
+    };
+
+    var showBalloon = function (text) {
+        
+    };
+
+    var unguard = function (off, len) {
+    
+    };
+
+}
+
+function create() {
+
+}
+
+function editFile (pathName){
+
+}
+
+
diff --git a/lib/types.js b/lib/types.js
new file mode 100644
index 0000000..59e9659
--- /dev/null
+++ b/lib/types.js
@@ -0,0 +1,80 @@
+/**
+ * @function color
+ * Convert a color to message string
+ * @param {string|number} value Color to convert
+ * @return {string} Converted color
+ */
+function color (value) {
+    "use strict";
+
+    return value ? value : "none";
+}
+
+/**
+ * @function bool
+ * Convert a boolean value to message string
+ * @param {bool} value Boolean to convert
+ * @return {string} Converted boolean
+ */
+function bool (value) {
+    "use strict";
+
+    return value ? "T" : "F";
+}
+
+/**
+ * @function position
+ * Convert a position to message string
+ * @param {number} line Line of position starting with 1
+ * @param {number} col Column of position starting with 0
+ * @return {string} Converted position
+ */
+function position (line, col) {
+    "use strict";
+
+    return line+"/"+col;    
+}
+
+/**
+ * @function string
+ * Convert a string to message string
+ * @param {string} value String to convert
+ * @return {string} Converted string
+ */
+function string (value) {
+    "use strict";
+
+    var buffer = "\"";
+
+    for (var i = 0 ; i < value.length ; ++i){
+        switch (value[i]) {
+            case "\n" :
+                buffer += "\\n";
+            break;
+            case "\t" :
+                buffer += "\\t";
+            break;
+            case "\r" :
+                buffer += "\\r";
+            break;
+            case "\\" : 
+                buffer += "\\\\";
+            break;
+            case "\"" :
+                buffer += "\\\"";
+            break;
+            default :
+                buffer += value[i];
+            break;
+
+        }
+    } 
+
+    buffer += "\"";
+    return buffer;
+}
+
+module.exports.string = string;
+module.esports.color = color;
+module.exports.position = position;
+module.exports.bool = bool;
diff --git a/lib/vim-nb-protocol.js b/lib/vim-nb-protocol.js
index 022b049..5c048bb 100644
--- a/lib/vim-nb-protocol.js
+++ b/lib/vim-nb-protocol.js
@@ -290,58 +290,29 @@ function VNBClient(socket, authentication) {
     }
 
     socket.pipe(messageTransform);
+
+    var startAtomic = function () {
+    
+    };
+
+    var endAtomic = function() {
+    
+    };
+
+    var raise = function () {
+    
+    };
+
+    var setExitDelay = function (secondes) {
+    
+    };
+
+    var specialKeys = function () {
+    
+    };
 }
 
-function color (value) {
-    "use strict";
 
-    return value ? value : "none";
-}
-
-function bool (value) {
-    "use strict";
-
-    return value ? "T" : "F";
-}
-
-function position (line, col) {
-    "use strict";
-
-    return line+"/"+col;    
-}
-
-function string (value) {
-    "use strict";
-
-    var buffer = "\"";
-
-    for (var i = 0 ; i < value.length ; ++i){
-        switch (value[i]) {
-            case "\n" :
-                buffer += "\\n";
-            break;
-            case "\t" :
-                buffer += "\\t";
-            break;
-            case "\r" :
-                buffer += "\\r";
-            break;
-            case "\\" : 
-                buffer += "\\\\";
-            break;
-            case "\"" :
-                buffer += "\\\"";
-            break;
-            default :
-                buffer += value[i];
-            break;
-
-        }
-    } 
-
-    buffer += "\"";
-    return buffer;
-}
 
 
 VNBClient.prototype = EventEmitter;