diff --git a/lib/client/edit.js b/lib/client/edit.js
index 1be824f9..a3bf3c0c 100644
--- a/lib/client/edit.js
+++ b/lib/client/edit.js
@@ -13,6 +13,7 @@ var CloudCmd, Util, DOM, CloudFunc, ace, DiffProto, diff_match_patch, Zip, MenuI
             
             join        = CloudCmd.join,
             
+            PromiseConfig,
             Menu,
             Value,
             Edit        = this,
@@ -25,7 +26,7 @@ var CloudCmd, Util, DOM, CloudFunc, ace, DiffProto, diff_match_patch, Zip, MenuI
             RESTful     = DOM.RESTful,
             Dialog      = DOM.Dialog,
             Images      = DOM.Images,
-            Element, JSHintConfig, EditConfig,
+            Element, JSHintConfig,
             ConfigView  = {
                 beforeClose: function() {
                     isChanged();
@@ -146,7 +147,7 @@ var CloudCmd, Util, DOM, CloudFunc, ace, DiffProto, diff_match_patch, Zip, MenuI
         }
         
         function setEmmet(isHTML) {
-            getEditConfig(function(config) {
+            getEditConfig(function(error, config) {
                 var extensions  = config.extensions,
                     isEmmet     = extensions.emmet;
                 
@@ -222,7 +223,7 @@ var CloudCmd, Util, DOM, CloudFunc, ace, DiffProto, diff_match_patch, Zip, MenuI
             ace.require('ace/ext/language_tools');
             Modelist = ace.require('ace/ext/modelist');
             
-            getEditConfig(function(config) {
+            getEditConfig(function(error, config) {
                 var options      = config.options;
                     
                 Ace.setOptions(options);
@@ -357,21 +358,24 @@ var CloudCmd, Util, DOM, CloudFunc, ace, DiffProto, diff_match_patch, Zip, MenuI
         }
         
         function getEditConfig(callback) {
-            var prefix      = CloudCmd.PREFIX,
+            Util.checkArgs(arguments, ['callback']);
             
-                CONFIG_PATH = prefix + '/json/edit.json',
-                func        = Util.exec.ret(callback);
-            
-            Util.exec.if(EditConfig, function() {
-                func(EditConfig);
-            }, function() {
-                DOM.load.ajax({
-                    url     : CONFIG_PATH,
-                    success : function(data) {
-                        EditConfig = data;
-                        func(EditConfig);
-                    }
+            if (!PromiseConfig)
+                PromiseConfig = new Promise(function(resolve, reject) {
+                    var prefix  = CloudCmd.PREFIX,
+                        url     = '/json/edit.json';
+                    
+                    DOM.load.ajax({
+                        url     : prefix + url,
+                        success : resolve,
+                        error   : reject
+                    });
                 });
+            
+            PromiseConfig.then(function(data) {
+                callback(null, data);
+            }, function(error) {
+                callback(error);
             });
         }