diff --git a/teavm-dom/src/main/java/org/teavm/dom/core/DOMImplementation.java b/teavm-dom/src/main/java/org/teavm/dom/core/DOMImplementation.java
index ae3a70739..0ecd0aa73 100644
--- a/teavm-dom/src/main/java/org/teavm/dom/core/DOMImplementation.java
+++ b/teavm-dom/src/main/java/org/teavm/dom/core/DOMImplementation.java
@@ -22,4 +22,9 @@ import org.teavm.jso.JSObject;
  * @author Alexey Andreev
  */
 public interface DOMImplementation extends JSObject {
+    boolean hasFeature(String feature, String version);
+
+    DocumentType createDocumentType(String qualifiedName, String publicId, String systemId);
+
+    Document createDocument(String namespaceURI, String qualifiedName, DocumentType doctype);
 }
diff --git a/teavm-dom/src/main/java/org/teavm/dom/core/DocumentType.java b/teavm-dom/src/main/java/org/teavm/dom/core/DocumentType.java
index 86342b1f5..792554a45 100644
--- a/teavm-dom/src/main/java/org/teavm/dom/core/DocumentType.java
+++ b/teavm-dom/src/main/java/org/teavm/dom/core/DocumentType.java
@@ -15,10 +15,28 @@
  */
 package org.teavm.dom.core;
 
+import org.teavm.jso.JSProperty;
+
 /**
  *
  * @author Alexey Andreev
  */
 public interface DocumentType extends Node {
+    @JSProperty
+    String getName();
 
+    @JSProperty
+    NamedNodeMap<Entity> getEntities();
+
+    @JSProperty
+    NamedNodeMap<Notation> getNotations();
+
+    @JSProperty
+    String getPublicId();
+
+    @JSProperty
+    String getSystemId();
+
+    @JSProperty
+    String getInternalSubset();
 }
diff --git a/teavm-dom/src/main/java/org/teavm/dom/core/Entity.java b/teavm-dom/src/main/java/org/teavm/dom/core/Entity.java
new file mode 100644
index 000000000..1d43f37f4
--- /dev/null
+++ b/teavm-dom/src/main/java/org/teavm/dom/core/Entity.java
@@ -0,0 +1,33 @@
+/*
+ *  Copyright 2014 Alexey Andreev.
+ *
+ *  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.teavm.dom.core;
+
+import org.teavm.jso.JSProperty;
+
+/**
+ *
+ * @author Alexey Andreev <konsoletyper@gmail.com>
+ */
+public interface Entity extends Node {
+    @JSProperty
+    String getPublicId();
+
+    @JSProperty
+    String getSystemId();
+
+    @JSProperty
+    String getNotationName();
+}
diff --git a/teavm-dom/src/main/java/org/teavm/dom/core/Notation.java b/teavm-dom/src/main/java/org/teavm/dom/core/Notation.java
new file mode 100644
index 000000000..ac05947e3
--- /dev/null
+++ b/teavm-dom/src/main/java/org/teavm/dom/core/Notation.java
@@ -0,0 +1,30 @@
+/*
+ *  Copyright 2014 Alexey Andreev.
+ *
+ *  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.teavm.dom.core;
+
+import org.teavm.jso.JSProperty;
+
+/**
+ *
+ * @author Alexey Andreev <konsoletyper@gmail.com>
+ */
+public interface Notation extends Node {
+    @JSProperty
+    String getPublicId();
+
+    @JSProperty
+    String getSystemId();
+}
diff --git a/teavm-dom/src/main/java/org/teavm/dom/core/ProcessingInstruction.java b/teavm-dom/src/main/java/org/teavm/dom/core/ProcessingInstruction.java
index 728aaa487..6c9153872 100644
--- a/teavm-dom/src/main/java/org/teavm/dom/core/ProcessingInstruction.java
+++ b/teavm-dom/src/main/java/org/teavm/dom/core/ProcessingInstruction.java
@@ -15,10 +15,19 @@
  */
 package org.teavm.dom.core;
 
+import org.teavm.jso.JSProperty;
+
 /**
  *
  * @author Alexey Andreev
  */
 public interface ProcessingInstruction extends Node {
+    @JSProperty
+    String getData();
 
+    @JSProperty
+    void setData(String data);
+
+    @JSProperty
+    String getTarget();
 }
diff --git a/teavm-dom/src/main/java/org/teavm/dom/events/DocumentEvent.java b/teavm-dom/src/main/java/org/teavm/dom/events/DocumentEvent.java
new file mode 100644
index 000000000..968d555da
--- /dev/null
+++ b/teavm-dom/src/main/java/org/teavm/dom/events/DocumentEvent.java
@@ -0,0 +1,24 @@
+/*
+ *  Copyright 2014 Alexey Andreev.
+ *
+ *  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.teavm.dom.events;
+
+/**
+ *
+ * @author Alexey Andreev <konsoletyper@gmail.com>
+ */
+public interface DocumentEvent {
+    Event createEvent(String eventType);
+}
diff --git a/teavm-dom/src/main/java/org/teavm/dom/events/MouseEvent.java b/teavm-dom/src/main/java/org/teavm/dom/events/MouseEvent.java
new file mode 100644
index 000000000..2d912c8fa
--- /dev/null
+++ b/teavm-dom/src/main/java/org/teavm/dom/events/MouseEvent.java
@@ -0,0 +1,69 @@
+/*
+ *  Copyright 2014 Alexey Andreev.
+ *
+ *  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.teavm.dom.events;
+
+import org.teavm.jso.JSObject;
+import org.teavm.jso.JSProperty;
+
+/**
+ *
+ * @author Alexey Andreev <konsoletyper@gmail.com>
+ */
+public interface MouseEvent extends Event {
+    short LEFT_BUTTON = 0;
+    short MIDDLE_BUTTON = 1;
+    short RIGHT_BUTTON = 2;
+    String CLICK = "click";
+    String MOUSEDOWN = "mousedown";
+    String MOUSEUP = "mouseup";
+    String MOUSEOVER = "mouseover";
+    String MOUSEMOVE = "mousemove";
+    String MOUSEOUT = "mouseout";
+
+    @JSProperty
+    int getScreenX();
+
+    @JSProperty
+    int getScreenY();
+
+    @JSProperty
+    int getClientX();
+
+    @JSProperty
+    int getClientY();
+
+    @JSProperty
+    boolean getCtrlKey();
+
+    @JSProperty
+    boolean getShiftKey();
+
+    @JSProperty
+    boolean getAltKey();
+
+    @JSProperty
+    boolean getMetaKey();
+
+    @JSProperty
+    short getButton();
+
+    @JSProperty
+    EventTarget getRelatedTarget();
+
+    void initMouseEvent(String type, boolean canBubble, boolean cancelable, JSObject view, int detail, int screenX,
+            int screenY, int clientX, int clientY, boolean ctrlKey, boolean altKey, boolean shiftKey, boolean metaKey,
+            short button, EventTarget relatedTarget);
+}