diff --git a/lib/client/dom.js b/lib/client/dom.js
index 60944633..25426459 100644
--- a/lib/client/dom.js
+++ b/lib/client/dom.js
@@ -1301,11 +1301,6 @@ var CloudCmd, Util, DOM, CloudFunc, Dialog;
                 return ret;
             };
             
-            /** prevent default event */
-            this.preventDefault          = function(event) {
-                event.preventDefault();
-            };
-            
             /**
              * shows panel right or left (or active)
              */
diff --git a/lib/client/events.js b/lib/client/events.js
index e43edfe2..1356a827 100644
--- a/lib/client/events.js
+++ b/lib/client/events.js
@@ -310,5 +310,9 @@ var Util, DOM;
             
             return ret;
         };
+        
+        this.preventDefault             = function(event) {
+            event.preventDefault();
+        };
     }
 })(Util, DOM);
diff --git a/lib/client/key.js b/lib/client/key.js
index 0644d8fc..a951463f 100644
--- a/lib/client/key.js
+++ b/lib/client/key.js
@@ -3,6 +3,7 @@ var CloudCmd, Util, DOM;
     'use strict';
     
     var Info    = DOM.CurrentInfo,
+        Events  = DOM.Events,
         Chars   = [],
         KEY     = {
             BACKSPACE   : 8,
@@ -64,16 +65,20 @@ var CloudCmd, Util, DOM;
         var Key = this,
             Binded;
         
-        this.isBind     = function() {return Binded;};
+        this.isBind     = function() {
+            return Binded;
+        };
         
-        this.setBind    = function() {Binded = true;};
+        this.setBind    = function() {
+            Binded = true;
+        };
         
-        this.unsetBind  = function() {Binded = false;};
+        this.unsetBind  = function() {
+            Binded = false;
+        };
         
         this.bind   = function() {
-            DOM.Events.addKey(listener);
-            
-            /* клавиши назначены*/
+            Events.addKey(listener);
             Binded = true;
         };
         
@@ -102,7 +107,7 @@ var CloudCmd, Util, DOM;
                             '<ctrl>+s clear Storage key-handler - set \n' +
                             'press <alt>+q to remove them');
                 
-                DOM.preventDefault(event);
+                Events.preventDefault(event);
             }
         }
         
@@ -203,13 +208,13 @@ var CloudCmd, Util, DOM;
             case Key.SLASH:
                 if (shift) {
                     Util.exec(CloudCmd.Help.show);
-                    DOM.preventDefault(event);
+                    Events.preventDefault(event);
                 }
                 break;
                 
             case Key.F1:
                 Util.exec(CloudCmd.Help.show);
-                DOM.preventDefault(event);
+                Events.preventDefault(event);
                 break;
             
             case Key.F2:
@@ -221,22 +226,22 @@ var CloudCmd, Util, DOM;
                     Util.exec(CloudCmd.Markdown.show, path);
                 else
                     Util.exec(CloudCmd.View.show);
-                DOM.preventDefault(event);
+                Events.preventDefault(event);
                 break;
             
             case Key.F4:
                 Util.exec(CloudCmd.Edit.show);
-                DOM.preventDefault(event);
+                Events.preventDefault(event);
                 break;
             
             case Key.F5:
                 DOM.copyFiles();
-                DOM.preventDefault(event);
+                Events.preventDefault(event);
                 break;
             
             case Key.F6:
                 DOM.moveFiles();
-                DOM.preventDefault(event);
+                Events.preventDefault(event);
                 break;
             
             case Key.F7:
@@ -252,13 +257,13 @@ var CloudCmd, Util, DOM;
             
             case Key.F9:
                 Util.exec(CloudCmd.Menu);
-                DOM.preventDefault(event);
+                Events.preventDefault(event);
                 
                 break;
             
             case Key.F10:
                 Util.exec(CloudCmd.Config.show);
-                DOM.preventDefault(event);
+                Events.preventDefault(event);
                 
                 break;
             
@@ -271,7 +276,7 @@ var CloudCmd, Util, DOM;
                     obj = CloudCmd.Console;
                 
                 Util.exec(obj.show);
-                DOM.preventDefault(event);
+                Events.preventDefault(event);
                 
                 break;
                 
@@ -290,7 +295,7 @@ var CloudCmd, Util, DOM;
                     DOM.loadCurrentSize(callback, current);
                 });
                 
-                DOM.preventDefault(event);
+                Events.preventDefault(event);
                 break;
             
             /* навигация по таблице файлов  *
@@ -301,7 +306,7 @@ var CloudCmd, Util, DOM;
                      DOM.toggleSelectedFile(current);
                 
                 DOM.setCurrentFile(prev);
-                DOM.preventDefault(event);
+                Events.preventDefault(event);
                 break;
             
             /* если нажали клавишу в низ - выделяем следующую строку    */
@@ -310,7 +315,7 @@ var CloudCmd, Util, DOM;
                      DOM.toggleSelectedFile(current);
                 
                 DOM.setCurrentFile(next);
-                DOM.preventDefault(event);
+                Events.preventDefault(event);
                 break;
             
             /* если нажали клавишу Home     *
@@ -318,13 +323,13 @@ var CloudCmd, Util, DOM;
              * элементу                     */
             case Key.HOME:
                 DOM.setCurrentFile(Info.first);
-                DOM.preventDefault(event);
+                Events.preventDefault(event);
                 break;
             
             /* если нажали клавишу End выделяем последний элемент   */
             case Key.END:
                 DOM.setCurrentFile(Info.last);
-                DOM.preventDefault(event);
+                Events.preventDefault(event);
                 break;
             
             /* если нажали клавишу page down проматываем экран */
@@ -339,7 +344,7 @@ var CloudCmd, Util, DOM;
                     current = current.nextSibling;
                 }
                 DOM.setCurrentFile(current);
-                DOM.preventDefault(event);
+                Events.preventDefault(event);
                 break;
             
             /* если нажали клавишу page up проматываем экран */
@@ -364,7 +369,7 @@ var CloudCmd, Util, DOM;
                 }
                 
                 DOM.setCurrentFile(current);
-                DOM.preventDefault(event);
+                Events.preventDefault(event);
                 break;
                 
             /* открываем папку*/
@@ -375,7 +380,7 @@ var CloudCmd, Util, DOM;
                 
             case Key.BACKSPACE:
                 CloudCmd.goToParentDir();
-                DOM.preventDefault(event);
+                Events.preventDefault(event);
                 break;
             
             case Key.BACKSLASH:
@@ -406,7 +411,7 @@ var CloudCmd, Util, DOM;
                             'press <alt>+q to remove all key-handlers');
                     
                     CloudCmd.refresh();
-                    DOM.preventDefault(event);
+                    Events.preventDefault(event);
                 }
                 break;
             
@@ -418,7 +423,7 @@ var CloudCmd, Util, DOM;
                         'press <alt>+q to remove all key-handlers');
                     
                     DOM.Storage.clear();
-                    DOM.preventDefault();
+                    Events.preventDefault();
                 }
                 break;
             
@@ -431,7 +436,7 @@ var CloudCmd, Util, DOM;
                                 'press <alt>+s to to set them');
                     
                     Binded = false;
-                    DOM.preventDefault(event);
+                    Events.preventDefault(event);
                 }
                 break;
             }
diff --git a/lib/client/listeners.js b/lib/client/listeners.js
index 6e498f1e..9855eaa8 100644
--- a/lib/client/listeners.js
+++ b/lib/client/listeners.js
@@ -140,7 +140,7 @@ var Util, DOM, CloudCmd;
             var ctrl    = event.ctrlKey;
                 
             if (!ctrl)
-                DOM.preventDefault(event);
+                Events.preventDefault(event);
             
             changePanel(event.target);
         }
@@ -160,7 +160,7 @@ var Util, DOM, CloudCmd;
             
             if (isDir) {
                 CloudCmd.loadDir();
-                DOM.preventDefault(event);
+                Events.preventDefault(event);
             }
         }
         
@@ -174,7 +174,7 @@ var Util, DOM, CloudCmd;
                 
                 if (isCurrent) {
                     CloudCmd.loadDir();
-                    DOM.preventDefault(event);
+                    Events.preventDefault(event);
                 }
             }
         }
@@ -258,7 +258,7 @@ var Util, DOM, CloudCmd;
         
         function contextMenu() {
             Events.addContextMenu(document, function(event) {
-                CloudCmd.Menu.ENABLED || DOM.preventDefault(event);
+                CloudCmd.Menu.ENABLED || Events.preventDefault(event);
             });
         }
         
@@ -315,7 +315,7 @@ var Util, DOM, CloudCmd;
                     isBind  = Key && Key.isBind();
                 
                 if (!isBind) {
-                    DOM.preventDefault(event);
+                    Events.preventDefault(event);
                     ret = 'Please make sure that you saved all work.';
                 }
                 
diff --git a/lib/client/menu.js b/lib/client/menu.js
index 51fedd1c..350973fb 100644
--- a/lib/client/menu.js
+++ b/lib/client/menu.js
@@ -242,7 +242,7 @@ var CloudCmd, Util, DOM, CloudFunc, MenuIO;
                 
                 MenuContext.show(x, y);
                 
-                DOM.preventDefault(event);
+                Events.preventDefault(event);
             }  else if (key === ESC) {
                     Menu.hide();
             }