diff --git a/lib/client/dom.js b/lib/client/dom.js
index 1f845a62..55750786 100644
--- a/lib/client/dom.js
+++ b/lib/client/dom.js
@@ -466,80 +466,6 @@ var CloudCmd, Util, DOM, CloudFunc, Dialog;
                     });
             }
             
-            function twopack(operation) {
-                var op,
-                    RESTful     = DOM.RESTful,
-                    Images      = DOM.Images,
-                    Info        = DOM.CurrentInfo,
-                    name        = Info.name,
-                    path        = Info.path,
-                    dirPath     = Info.dirPath,
-                    activeFiles = DOM.getActiveFiles(),
-                    names       = DOM.getSelectedNames(activeFiles),
-                    fileFrom;
-                
-                Util.check(arguments, ['operation']);
-                
-                if (!names.length) {
-                    Dialog.alert.noFiles();
-                } else {
-                    switch(operation) {
-                    case 'extract':
-                        op          = RESTful.extract;
-                        
-                        fileFrom   = {
-                            from    : path,
-                            to      : dirPath
-                        };
-                        
-                        name        = name.replace(/\.tar\.gz$/, '');
-                        
-                        break;
-                    
-                    case 'pack':
-                        op          = RESTful.pack;
-                        
-                        if (names.length > 1)
-                            name    = Info.dir;
-                        
-                        name    += '.tar.gz';
-                        
-                        fileFrom    = {
-                            from    : dirPath,
-                            to      : dirPath + name,
-                            names   : names
-                        };
-                        break;
-                    }
-                    
-                    Images.show.load('top');
-                    
-                    op(fileFrom, function(error) {
-                        !error && CloudCmd.refresh(null, function() {
-                            var file = DOM.getCurrentByName(name);
-                                
-                            DOM.setCurrentFile(file);
-                        });
-                    });
-                }
-            }
-            
-            /**
-             * zip file
-             *
-             */
-            this.pack                       = function() {
-                twopack('pack');
-            };
-            
-            /**
-             * unzip file
-             *
-             */
-            this.extract                    = function() {
-               twopack('extract');
-            };
-            
             /**
              * get current direcotory name
              */
diff --git a/lib/client/menu.js b/lib/client/menu.js
index 20e767ed..df1786b4 100644
--- a/lib/client/menu.js
+++ b/lib/client/menu.js
@@ -171,8 +171,12 @@ var CloudCmd, Util, DOM, CloudFunc, MenuIO;
                             'Delete'        : function() {
                                 CloudCmd.Operation.show('delete');
                             },
-                            'Pack'          : DOM.pack,
-                            'Extract'       : DOM.extract,
+                            'Pack'        : function() {
+                                CloudCmd.Operation.show('pack');
+                            },
+                            'Extract'        : function() {
+                                CloudCmd.Operation.show('extract');
+                            },
                             'Upload To'     : {},
                             'Download'      : download,
                             'Cut'           : Buffer.cut,
diff --git a/lib/client/operation.js b/lib/client/operation.js
index eda0ad0b..e8ea2be5 100644
--- a/lib/client/operation.js
+++ b/lib/client/operation.js
@@ -4,6 +4,7 @@
 /* global rendy */
 /* global spero */
 /* global remedy */
+/* global ishtar */
 
 (function(CloudCmd, Util, DOM, rendy) {
     'use strict';
@@ -18,6 +19,8 @@
             copyFn      = RESTful.cp,
             moveFn      = RESTful.mv,
             deleteFn    = RESTful.delete,
+            packFn      = RESTful.pack,
+            extractFn   = RESTful.extract,
             
             Images      = DOM.Images,
             Dialog      = DOM.Dialog,
@@ -86,6 +89,26 @@
                 });
             });
             
+            ishtar(function() {
+                 ishtar.on('connect', function() {
+                    packFn = function(data, callback) {
+                        setListeners(ishtar, callback);
+                        
+                        ishtar.pack(data.from, data.to, data.names);
+                    };
+                    
+                    extractFn = function(data, callback) {
+                        setListeners(ishtar, callback);
+                        ishtar.pack(data.from, data.to);
+                    };
+                });
+                
+                ishtar.on('disconnect', function() {
+                    packFn      = RESTful.pack;
+                    extractFn   = RESTful.extract;
+                });
+            });
+            
             Util.exec(callback);
         }
         
@@ -149,6 +172,16 @@
                 
                 case 'delete:silent':
                     Operation.deleteShift();
+                    break;
+                
+                case 'pack':
+                    Operation.pack();
+                    break;
+                
+                case 'extract':
+                    Operation.extract();
+                    break;
+                
                 }
         };
         
@@ -168,6 +201,15 @@
             deleteSilent();
         };
         
+        this.pack           = function() {
+            twopack('pack');
+        };
+        
+        this.extract        = function() {
+           twopack('extract');
+        };
+        
+        
          /**
          * prompt and delete current file or selected files
          *
@@ -345,6 +387,63 @@
             }
         }
         
+        function twopack(operation) {
+            var op,
+                Images      = DOM.Images,
+                Info        = DOM.CurrentInfo,
+                name        = Info.name,
+                path        = Info.path,
+                dirPath     = Info.dirPath,
+                activeFiles = DOM.getActiveFiles(),
+                names       = DOM.getSelectedNames(activeFiles),
+                fileFrom;
+            
+            Util.check(arguments, ['operation']);
+            
+            if (!names.length) {
+                Dialog.alert.noFiles();
+            } else {
+                switch(operation) {
+                case 'extract':
+                    op          = extractFn;
+                    
+                    fileFrom   = {
+                        from    : path,
+                        to      : dirPath
+                    };
+                    
+                    name        = name.replace(/\.tar\.gz$/, '');
+                    
+                    break;
+                
+                case 'pack':
+                    op          = packFn;
+                    
+                    if (names.length > 1)
+                        name    = Info.dir;
+                    
+                    name    += '.tar.gz';
+                    
+                    fileFrom    = {
+                        from    : dirPath,
+                        to      : dirPath + name,
+                        names   : names
+                    };
+                    break;
+                }
+                
+                Images.show.load('top');
+                
+                op(fileFrom, function(error) {
+                    !error && CloudCmd.refresh(null, function() {
+                        var file = DOM.getCurrentByName(name);
+                            
+                        DOM.setCurrentFile(file);
+                    });
+                });
+            }
+        }
+        
         function message(msg) {
             return function(to, names) {
                 var ret,
@@ -369,7 +468,8 @@
         function load(callback) {
             var files = [
                 '/spero/spero.js',
-                '/remedy/remedy.js'
+                '/remedy/remedy.js',
+                '/ishtar/ishtar.js'
             ];
             
             DOM.load.parallel(files, function(error) {
diff --git a/lib/cloudcmd.js b/lib/cloudcmd.js
index 330cd6e6..1bb9b29e 100644
--- a/lib/cloudcmd.js
+++ b/lib/cloudcmd.js
@@ -24,6 +24,7 @@
         dword       = require('dword'),
         spero       = require('spero'),
         remedy      = require('remedy'),
+        ishtar      = require('ishtar'),
         
         root        = function() {
             return config('root');
@@ -104,6 +105,10 @@
         remedy.listen(socket, {
             root: root
         });
+        
+        ishtar.listen(socket, {
+            root: root
+        });
     }
     
     function cloudcmd(prefix, socket) {
@@ -171,6 +176,11 @@
                     online: isOnline
                 }),
                 
+                ishtar({
+                    minify: isMinify,
+                    online: isOnline
+                }),
+                
                 mollify({
                     dir : DIR_ROOT,
                     is  : isMinify
diff --git a/package.json b/package.json
index 456c9513..f539efe2 100644
--- a/package.json
+++ b/package.json
@@ -46,6 +46,7 @@
     "flop": "~1.3.0",
     "format-io": "~0.9.6",
     "http-auth": "~2.2.3",
+    "ishtar": "~1.0.0",
     "jaguar": "~1.1.0",
     "join-io": "~1.4.0",
     "jonny": "~1.0.0",