diff --git a/teavm-dom/src/main/java/org/teavm/dom/browser/Window.java b/teavm-dom/src/main/java/org/teavm/dom/browser/Window.java
index 724fea09c..3ee4f5a48 100644
--- a/teavm-dom/src/main/java/org/teavm/dom/browser/Window.java
+++ b/teavm-dom/src/main/java/org/teavm/dom/browser/Window.java
@@ -16,7 +16,6 @@
 package org.teavm.dom.browser;
 
 import org.teavm.dom.core.Document;
-import org.teavm.dom.core.Element;
 import org.teavm.jso.JSGlobal;
 import org.teavm.jso.JSObject;
 import org.teavm.jso.JSProperty;
@@ -29,9 +28,6 @@ public interface Window extends JSGlobal {
     @JSProperty
     Document getDocument();
 
-    @JSProperty
-    Element getBody();
-
     void alert(JSObject message);
 
     void alert(String message);
diff --git a/teavm-dom/src/main/java/org/teavm/dom/core/Document.java b/teavm-dom/src/main/java/org/teavm/dom/core/Document.java
index 057c63494..3b17ed08f 100644
--- a/teavm-dom/src/main/java/org/teavm/dom/core/Document.java
+++ b/teavm-dom/src/main/java/org/teavm/dom/core/Document.java
@@ -47,7 +47,7 @@ public interface Document extends Node {
 
     EntityReference createEntityReference(String name);
 
-    NodeList<Element> getElementsByTagName();
+    NodeList<Element> getElementsByTagName(String name);
 
     <T extends Node> T importNode(T importedNode, boolean deep);
 
diff --git a/teavm-dom/src/main/java/org/teavm/dom/core/NodeList.java b/teavm-dom/src/main/java/org/teavm/dom/core/NodeList.java
index 75d1d2cf6..3f0ca46e5 100644
--- a/teavm-dom/src/main/java/org/teavm/dom/core/NodeList.java
+++ b/teavm-dom/src/main/java/org/teavm/dom/core/NodeList.java
@@ -22,7 +22,7 @@ import org.teavm.jso.JSProperty;
  *
  * @author Alexey Andreev
  */
-public interface NodeList<T extends Node> extends JSArray<Node> {
+public interface NodeList<T extends Node> extends JSArray<T> {
     T item(int index);
 
     @Override
diff --git a/teavm-jso/src/main/java/org/teavm/jso/JSArray.java b/teavm-jso/src/main/java/org/teavm/jso/JSArray.java
index ab175dab2..882867210 100644
--- a/teavm-jso/src/main/java/org/teavm/jso/JSArray.java
+++ b/teavm-jso/src/main/java/org/teavm/jso/JSArray.java
@@ -28,4 +28,6 @@ public interface JSArray<T extends JSObject> extends JSObject {
 
     @JSIndexer
     void set(int index, T value);
+    
+    void push(T value);
 }