diff --git a/lib/client.js b/lib/client.js
index 87eb0dba..1d6ddece 100644
--- a/lib/client.js
+++ b/lib/client.js
@@ -24,6 +24,7 @@ var Util, DOM, CloudFunc, join;
         
         this.log                    = log,
         this.PREFIX                 = '',
+        this.PREFIX_URL             = '',
         this.LIBDIR                 = '/lib/';
         this.LIBDIRCLIENT           = '/lib/client/';
         this.MIN_ONE_PANEL_WIDTH    = 1155;
@@ -173,7 +174,8 @@ var Util, DOM, CloudFunc, join;
                     });
                 };
             
-            CloudCmd.PREFIX         = prefix;
+            CloudCmd.PREFIX     = prefix;
+            CloudCmd.PREFIX_URL = prefix + CloudFunc.apiURL;
             
             DOM.Files.get('config', function(error, config) {
                 var options = {
diff --git a/lib/client/edit.js b/lib/client/edit.js
index c69e9e40..91bf19e6 100644
--- a/lib/client/edit.js
+++ b/lib/client/edit.js
@@ -131,16 +131,17 @@ var CloudCmd, Util, DOM, CloudFunc, MenuIO, Format;
         }
         
         function loadFiles(element, callback) {
-            var prefix  = CloudCmd.PREFIX + '/' + EditorName,
-                url     = prefix + '/' + EditorName + '.js';
+            var prefix      = CloudCmd.PREFIX,
+                prefixName  = prefix + '/' + EditorName,
+                url         = prefixName + '/' + EditorName + '.js';
             
             Util.time(Name + ' load');
             
             DOM.load.js(url, function() {
                 var options = {
                     maxSize: CloudFunc.MAX_FILE_SIZE,
-                    prefix: prefix,
-                    socketPath: CloudCmd.PREFIX
+                    prefix: prefixName,
+                    socketPath: prefix
                 };
                 
                 editor = window[EditorName];
diff --git a/lib/client/menu.js b/lib/client/menu.js
index f2b002a2..013990d7 100644
--- a/lib/client/menu.js
+++ b/lib/client/menu.js
@@ -283,10 +283,9 @@ var CloudCmd, Util, DOM, CloudFunc, MenuIO;
         
         function download() {
             var TIME        = 30 * 1000,
-                prefix      = CloudCmd.PREFIX,
-                apiURL      = CloudFunc.apiURL,
-                url         = prefix + apiURL,
+                prefixUr    = CloudCmd.PREFIX_URL,
                 FS          = CloudFunc.FS,
+                PACK        = '/pack',
                 date        = Date.now(),
                 files       = DOM.getActiveFiles();
             
@@ -303,9 +302,9 @@ var CloudCmd, Util, DOM, CloudFunc, MenuIO;
                     CloudCmd.log('downloading file ' + path + '...');
                     
                     if (isDir)
-                        path        = url + '/pack' + path + '.tar.gz';
+                        path        = prefixUr + PACK + path + '.tar.gz';
                     else
-                        path        = url + FS + path + '?download';
+                        path        = prefixUr + FS + path + '?download';
                     
                     element     = DOM.load({
                         id          : id + '-' + date,
diff --git a/lib/client/rest.js b/lib/client/rest.js
index 69de2faa..baec2b13 100644
--- a/lib/client/rest.js
+++ b/lib/client/rest.js
@@ -169,11 +169,10 @@ var Util, DOM, CloudFunc, CloudCmd;
         };
         
        function sendRequest(params) {
-            var prefix          = CloudCmd.PREFIX,
-                p               = params,
-                apiURL          = prefix + CloudFunc.apiURL;
+            var p           = params,
+                prefixUrl   = CloudCmd.PREFIX_URL;
             
-            p.url   = apiURL + p.url;
+            p.url   = prefixUrl + p.url;
             p.url   = encodeURI(p.url);
             
             /*
diff --git a/lib/client/view.js b/lib/client/view.js
index db4f547b..907f08c5 100644
--- a/lib/client/view.js
+++ b/lib/client/view.js
@@ -90,7 +90,7 @@ var CloudCmd, Util, DOM, CloudFunc, $;
          */
         function show(data, options) {
             var path, element, type,
-                prefixUrl   = CloudCmd.PREFIX + CloudFunc.apiURL + CloudFunc.FS,
+                prefixUrl   = CloudCmd.PREFIX_URL + CloudFunc.FS,
                 config      = {};
             
             if (!Loading) {
@@ -143,7 +143,7 @@ var CloudCmd, Util, DOM, CloudFunc, $;
                         break;
                     
                     case 'image':
-                        showImage(path);
+                        showImage(path, prefixUrl);
                         break;
                     
                     case 'media':
@@ -182,9 +182,8 @@ var CloudCmd, Util, DOM, CloudFunc, $;
             $.fancybox.close();
         }
         
-        function showImage(path) {
+        function showImage(path, prefixUrl) {
             var config,
-                prefixUrl   = CloudCmd.PREFIX + CloudFunc.apiURL + CloudFunc.FS,
                 current     = Info.name,
                 files       = [].slice.call(Info.files),
                 names       = DOM.getFilenames(files)