diff --git a/lib/client/listeners.js b/lib/client/listeners.js
index 75c38560..85cdfab4 100644
--- a/lib/client/listeners.js
+++ b/lib/client/listeners.js
@@ -93,7 +93,7 @@ var Util, DOM, CloudFunc, CloudCmd;
                  * browser do not replace % -> %25%
                  * do it for him
                  */
-                link        = Util.replaceStr(link, '%%', '%25%');
+                link        = link.replace('%%', '%25%');
                 link        = decodeURI(link);
                 link        = link.replace(CloudFunc.FS, '') || '/';
                 
diff --git a/lib/client/rest.js b/lib/client/rest.js
index f9a5034d..dd2cc795 100644
--- a/lib/client/rest.js
+++ b/lib/client/rest.js
@@ -180,7 +180,7 @@ var Util, DOM, CloudFunc, CloudCmd;
              * if we send ajax request -
              * no need in hash so we escape #
              */
-            p.url   = Util.replaceStr(p.url, '#', '%23');
+            p.url   = p.url.replace('#', '%23');
             
             DOM.load.ajax({
                 method      : p.method,
diff --git a/lib/util.js b/lib/util.js
index 57b35f4d..951c0d97 100644
--- a/lib/util.js
+++ b/lib/util.js
@@ -220,28 +220,6 @@
             };
         }
         
-        /**
-         * function replase pFrom to pTo in pStr
-         * @param str
-         * @param from
-         * @param to
-         * @param notEscape
-         */
-        this.replaceStr             = function(str, from, to, notEscape) {
-            var regExp,
-                isStr   = Util.type.string(str);
-            
-            if (isStr && from) {
-                if (!notEscape)
-                    from = Util.escapeRegExp(from);
-                
-                regExp  = new RegExp(from, 'g');
-                str     = str.replace(regExp, to);
-            }
-           
-            return str;
-        };
-        
         this.escapeRegExp = function(str) {
             var isStr   = Util.type.string(str);
             
@@ -260,10 +238,11 @@
             if (!wildcard)
                 wildcard = '*';
             
-            wildcard    = '^' + wildcard; /* search from start of line */
-            wildcard    = Util.replaceStr(wildcard, '.', '\\.');
-            wildcard    = Util.replaceStr(wildcard, '*', '.*');
-            wildcard    = Util.replaceStr(wildcard, '?', '.?\\');
+            wildcard    = '^' + wildcard /* search from start of line */
+                .replace('.', '\\.')
+                .replace('*', '.*')
+                .replace('?', '.?\\');
+            
             wildcard    += '$'; /* search to end of line */
             
             regExp      = new RegExp(wildcard);