diff --git a/js/js.libraries/src/core/javautilCode.kt b/js/js.libraries/src/core/javautilCode.kt
deleted file mode 100644
index ce3e78e66e2..00000000000
--- a/js/js.libraries/src/core/javautilCode.kt
+++ /dev/null
@@ -1,48 +0,0 @@
-package java.util
-
-import java.lang.*
-
-public object Collections {
-    library("collectionsMax")
-    public fun max<T>(col : Collection<T>, comp : Comparator<T>) : T = js.noImpl
-
-    // TODO should be immutable!
-    library
-    public val emptyList: List<Any> = ArrayList<Any>()
-    library
-    public val emptyMap: Map<Any, Any> = HashMap<Any,Any>()
-
-    library
-    public val <T> EMPTY_LIST: List<T>
-    get() = emptyList<T>()
-
-    library
-    public val <K,V> EMPTY_MAP: Map<K,V>
-    get() = emptyMap<K,V>()
-
-    library
-    public fun <T> emptyList(): List<T> = emptyList as List<T>
-    library
-    public fun <K,V> emptyMap(): Map<K,V> = emptyMap as Map<K,V>
-
-    library
-    public fun <T> sort(list: MutableList<T>): Unit {
-        throw UnsupportedOperationException()
-    }
-
-    library("sortWithComp")
-    public fun <T> sort(list: MutableList<T>, comparator: java.util.Comparator<T>): Unit {
-        throw UnsupportedOperationException()
-    }
-
-    library
-    public fun <T> reverse(list: MutableList<T>): Unit {
-        val size = list.size()
-        for (i in 0.rangeTo(size / 2)) {
-            val i2 = size - i
-            val tmp = list[i]
-            list[i] = list[i2]
-            list[i2] = tmp
-        }
-    }
-}
diff --git a/js/js.libraries/src/core/javautilCollections.kt b/js/js.libraries/src/core/javautilCollections.kt
new file mode 100644
index 00000000000..8bc1b76c654
--- /dev/null
+++ b/js/js.libraries/src/core/javautilCollections.kt
@@ -0,0 +1,13 @@
+package java.util.Collections
+
+import java.lang.*
+import java.util.*
+
+library("collectionsMax")
+public fun max<T>(col : Collection<T>, comp : Comparator<T>) : T = js.noImpl
+
+library("collectionsSort")
+public fun <T> sort(list: MutableList<T>): Unit = js.noImpl
+
+library("collectionsSort")
+public fun <T> sort(list: MutableList<T>, comparator: java.util.Comparator<T>): Unit = js.noImpl
\ No newline at end of file
diff --git a/js/js.libraries/src/core/javautilCollectionsCode.kt b/js/js.libraries/src/core/javautilCollectionsCode.kt
new file mode 100644
index 00000000000..2f3c9a5c8c9
--- /dev/null
+++ b/js/js.libraries/src/core/javautilCollectionsCode.kt
@@ -0,0 +1,34 @@
+package java.util.Collections
+
+import java.lang.*
+import java.util.*
+
+// TODO should be immutable!
+library
+public val emptyList: List<Any> = ArrayList<Any>()
+library
+public val emptyMap: Map<Any, Any> = HashMap<Any,Any>()
+
+library
+public val <T> EMPTY_LIST: List<T>
+    get() = emptyList<T>()
+
+library
+public val <K,V> EMPTY_MAP: Map<K,V>
+    get() = emptyMap<K,V>()
+
+library
+public fun <T> emptyList(): List<T> = emptyList as List<T>
+library
+public fun <K,V> emptyMap(): Map<K,V> = emptyMap as Map<K,V>
+
+library
+public fun <T> reverse(list: MutableList<T>): Unit {
+    val size = list.size()
+    for (i in 0.rangeTo(size / 2)) {
+        val i2 = size - i
+        val tmp = list[i]
+        list[i] = list[i2]
+        list[i2] = tmp
+    }
+}
\ No newline at end of file
diff --git a/js/js.tests/test/org/jetbrains/k2js/test/semantics/StdLibJavaUtilCollectionsTest.java b/js/js.tests/test/org/jetbrains/k2js/test/semantics/StdLibJavaUtilCollectionsTest.java
new file mode 100644
index 00000000000..b4c0298274c
--- /dev/null
+++ b/js/js.tests/test/org/jetbrains/k2js/test/semantics/StdLibJavaUtilCollectionsTest.java
@@ -0,0 +1,26 @@
+/*
+ * Copyright 2010-2013 JetBrains s.r.o.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.jetbrains.k2js.test.semantics;
+
+import junit.framework.Test;
+
+@SuppressWarnings("JUnitTestCaseWithNoTests")
+public final class StdLibJavaUtilCollectionsTest extends JsUnitTestBase {
+    public static Test suite() throws Exception {
+        return createTestSuiteForFile("libraries/stdlib/test/js/javautilCollectionsTest.kt");
+    }
+}
diff --git a/js/js.translator/src/org/jetbrains/k2js/config/Config.java b/js/js.translator/src/org/jetbrains/k2js/config/Config.java
index 8647b610972..1caab8933fb 100644
--- a/js/js.translator/src/org/jetbrains/k2js/config/Config.java
+++ b/js/js.translator/src/org/jetbrains/k2js/config/Config.java
@@ -65,6 +65,7 @@ public abstract class Config {
             "/core/javaio.kt",
             "/core/javalang.kt",
             "/core/javautil.kt",
+            "/core/javautilCollections.kt",
             "/core/json.kt",
             "/core/kotlin.kt",
             "/core/math.kt",
@@ -83,7 +84,7 @@ public abstract class Config {
     @NotNull
     public static final List<String> LIB_FILES_WITH_CODE = Arrays.asList(
             "/stdlib/TuplesCode.kt",
-            "/core/javautilCode.kt"
+            "/core/javautilCollectionsCode.kt"
     );
 
     @NotNull
diff --git a/js/js.translator/src/org/jetbrains/k2js/translate/context/StandardClasses.java b/js/js.translator/src/org/jetbrains/k2js/translate/context/StandardClasses.java
index 133a64b73cd..dcdef387dc1 100644
--- a/js/js.translator/src/org/jetbrains/k2js/translate/context/StandardClasses.java
+++ b/js/js.translator/src/org/jetbrains/k2js/translate/context/StandardClasses.java
@@ -107,8 +107,6 @@ public final class StandardClasses {
                 .methods("iterator", "contains").properties("start", "end", "increment");
 
         standardClasses.declare().forFQ("jet.Any.toString").kotlinFunction("toString");
-
-        standardClasses.declare().forFQ("java.util.Collections.<no name provided>.max").kotlinFunction("collectionsMax");
     }
 
 
diff --git a/js/js.translator/testFiles/kotlin_lib.js b/js/js.translator/testFiles/kotlin_lib.js
index 98dc08721ca..60680741756 100644
--- a/js/js.translator/testFiles/kotlin_lib.js
+++ b/js/js.translator/testFiles/kotlin_lib.js
@@ -198,6 +198,7 @@ var kotlin = {set:function (receiver, key, value) {
         }
     });
 
+    //TODO: should be JS Array-like (https://developer.mozilla.org/en-US/docs/JavaScript/Guide/Predefined_Core_Objects#Working_with_Array-like_objects)
     Kotlin.ArrayList = Kotlin.$createClass(Kotlin.AbstractList, {
         initialize: function () {
             this.array = [];
@@ -364,7 +365,7 @@ var kotlin = {set:function (receiver, key, value) {
         },
         next: function () {
             var value = this.$i;
-            this.set_i(this.$i + this.$increment)
+            this.set_i(this.$i + this.$increment);
             return value;
         },
         get_hasNext: function () {
@@ -446,6 +447,31 @@ var kotlin = {set:function (receiver, key, value) {
         return max;
     };
 
+    Kotlin.collectionsSort = function (mutableList, comparator) {
+        var boundComparator = undefined;
+        if (comparator !== undefined) {
+            boundComparator = comparator.compare.bind(comparator);
+        }
+
+        if (mutableList instanceof Array) {
+            mutableList.sort(boundComparator);
+        }
+
+        //TODO: should be deleted when List will be JS Array-like (https://developer.mozilla.org/en-US/docs/JavaScript/Guide/Predefined_Core_Objects#Working_with_Array-like_objects)
+        var array = [];
+        var it = mutableList.iterator();
+        while (it.hasNext()) {
+            array.push(it.next());
+        }
+
+        array.sort(boundComparator);
+
+        for (var i = 0, n = array.length; i < n; i++) {
+            mutableList.set(i, array[i]);
+        }
+    };
+
+
     Kotlin.StringBuilder = Kotlin.$createClass(
             {
                 initialize:function () {
diff --git a/libraries/stdlib/test/js/MapJsTest.kt b/libraries/stdlib/test/js/MapJsTest.kt
index e2dbcc3d030..f66d170a9f7 100644
--- a/libraries/stdlib/test/js/MapJsTest.kt
+++ b/libraries/stdlib/test/js/MapJsTest.kt
@@ -44,8 +44,7 @@ class MapJsTest {
 
     test fun hashMapValues() {
         val map = createTestHashMap()
-        //todo: fixme after sort() will be fixed for JS
-        assertEquals(VALUES, map.values())
+        assertEquals(VALUES.toList(), map.values().toSortedList())
     }
 
     fun createTestHashMap(): HashMap<String, Int> {
diff --git a/libraries/stdlib/test/js/javautilCollectionsTest.kt b/libraries/stdlib/test/js/javautilCollectionsTest.kt
new file mode 100644
index 00000000000..9908fcf2675
--- /dev/null
+++ b/libraries/stdlib/test/js/javautilCollectionsTest.kt
@@ -0,0 +1,32 @@
+package testPackage
+
+import java.util.Collections
+import java.util.ArrayList
+
+import kotlin.test.*
+import org.junit.Test as test
+
+fun <T> List<T>.toArrayList() = this.toCollection(ArrayList<T>())
+
+class JavautilCollectionsTest {
+    val TEST_LIST = array(2, 0, 9, 7, 1).toList()
+    val SORTED_TEST_LIST = array(0, 1, 2, 7, 9).toList()
+    val MAX_ELEMENT = 9
+    val COMPARATOR = comparator { (x: Int, y: Int) ->  if (x > y) 1 else if (x < y) -1 else 0 }
+
+    test fun maxWithComparator() {
+        assertEquals(MAX_ELEMENT, Collections.max(TEST_LIST, COMPARATOR))
+    }
+
+    test fun sort() {
+        val list = TEST_LIST.toArrayList()
+        Collections.sort(list)
+        assertEquals(SORTED_TEST_LIST, list)
+    }
+
+    test fun sortWithComparator() {
+        val list = TEST_LIST.toArrayList()
+        Collections.sort(list, COMPARATOR)
+        assertEquals(SORTED_TEST_LIST, list)
+    }
+}