diff --git a/lib/util.js b/lib/util.js
index 7966cd1..c960a68 100644
--- a/lib/util.js
+++ b/lib/util.js
@@ -55,6 +55,21 @@
             }
         },
         
+        /*
+         * bind function to arguments without context
+         */
+        
+        this.bind           =  function(callback) {
+            var result,
+                args    = Util.slice(arguments, 1),
+                bind    = Function.prototype.bind;
+            
+            args.unshift(null);
+            result      = bind.apply(callback, args);
+            
+            return result;
+        };
+        
         /**
          * ad new line (if it's not)
          * @param {string} pText
@@ -80,25 +95,6 @@
             return text;
         };
         
-        /**
-         * callback for functions(pError, pData)
-         * thet moves on our parameters.
-         * 
-         * @param pFunc
-         * @param pParams
-         */
-        this.call                   = function(pFunc, pParams) {
-            function lFunc(pError, pData) {
-                Util.exec(pFunc, {
-                    error   : pError,
-                    data    : pData,
-                    params  : pParams
-                });
-            }
-            
-            return lFunc;
-        };
-        
         /**
          * Функция ищет в имени файла расширение
          * и если находит возвращает true
@@ -729,17 +725,15 @@
          * return save exec function
          * @param callback
          */
-        this.retExec                = function(callback) {
-            var args            = Util.slice(arguments);
+        this.retExec                = function() {
+            var result,
+                exec    = Util.exec.bind(Util),
+                args    = Util.slice(arguments);
             
-            return function() {
-                var argsLocal = Util.slice(arguments);
-                    callback;
-                
-                argsLocal   = args.concat(argsLocal);
-                
-                Util.exec.apply(null, argsLocal);
-            };
+            args.unshift(exec);
+            result      = Util.bind.apply(null, args);
+            
+            return result;
         };
         
         /**
@@ -769,52 +763,6 @@
             };
         };
         
-        /**
-         * set value to property of object, if object exist
-         * @param pArgs {object, property, value}
-         */
-        this.setValue               = function(pArgs) {
-            var lRet = false;
-            
-            if ( Util.isObject(pArgs) ) {
-                var lObj    = pArgs.object,
-                    lProp   = pArgs.property,
-                    lVal    = pArgs.lVal;
-                
-                if (lObj) {
-                    lObj[lProp] = lVal;
-                    lRet = true;
-                }
-            }
-            
-            return lRet;
-        };
-        
-        /**
-         * set timout before callback would be called
-         * @param pArgs {func, callback, time}
-         */    
-        this.setTimeout             = function(pArgs) {
-            var lDone,
-                lFunc       = pArgs.func,
-                lTime       = pArgs.time || 1000,
-                lCallBack   = function(pArgument) {
-                    if (!lDone) {
-                        lDone = Util.exec(pArgs.callback, pArgument);
-                    }
-                };
-            
-            var lTimeoutFunc = function() {
-                setTimeout(function() {
-                    Util.exec(lFunc, lCallBack);
-                    if (!lDone)
-                        lTimeoutFunc();
-                }, lTime);
-            };
-            
-            lTimeoutFunc();
-        };
-        
         /**
          * function makes new array based on first
          * 
@@ -901,19 +849,11 @@
          * @param pArgN
          */
         this.exec                       = function(callback) {
-            var ret, args = Util.slice(arguments);
-            
-           args.shift();
+            var ret,
+                args    = Util.slice(arguments, 1);
            
-           if (callback) {
-                if (Util.isFunction(callback))
-                    ret         = callback.apply(null, args);
-                else {
-                    callback    = callback.callback || callback.success;
-                    args.unshift(callback);
-                    ret         = Util.exec.apply(null, args);
-                }
-            }
+            if (Util.isFunction(callback))
+            ret         = callback.apply(null, args);
             
             return ret;
         };
diff --git a/package.json b/package.json
index 17af05f..7baac8e 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
-    "name": "cloudcmd",
-    "version": "0.7.0",
+    "name": "util.io",
+    "version": "0.7.1",
     "author": "coderaiser <mnemonic.enemy@gmail.com> (https://github.com/coderaiser)",
     "description": "Util.io - utilites for vanila js",
     "homepage": "http://github.com/coderaiser/util.io",