diff --git a/jso/apis/src/main/java/org/teavm/jso/dom/events/MouseEvent.java b/jso/apis/src/main/java/org/teavm/jso/dom/events/MouseEvent.java
index 7b8efa2ef8..637ca7631c 100644
--- a/jso/apis/src/main/java/org/teavm/jso/dom/events/MouseEvent.java
+++ b/jso/apis/src/main/java/org/teavm/jso/dom/events/MouseEvent.java
@@ -41,6 +41,12 @@ public interface MouseEvent extends Event {
     @JSProperty
     int getClientY();
 
+    @JSProperty
+    int getX();
+
+    @JSProperty
+    int getY();
+
     @JSProperty
     int getOffsetX();
 
diff --git a/jso/apis/src/main/java/org/teavm/jso/dom/html/HTMLElement.java b/jso/apis/src/main/java/org/teavm/jso/dom/html/HTMLElement.java
index 3e627f76cc..b13b4cb6b5 100644
--- a/jso/apis/src/main/java/org/teavm/jso/dom/html/HTMLElement.java
+++ b/jso/apis/src/main/java/org/teavm/jso/dom/html/HTMLElement.java
@@ -85,12 +85,6 @@ public interface HTMLElement extends Element, ElementCSSInlineStyle, EventTarget
     @JSProperty
     String getAccessKeyLabel();
 
-    @JSProperty
-    int getClientWidth();
-
-    @JSProperty
-    int getClientHeight();
-
     @JSProperty
     int getAbsoluteLeft();
 
@@ -98,22 +92,7 @@ public interface HTMLElement extends Element, ElementCSSInlineStyle, EventTarget
     int getAbsoluteTop();
 
     @JSProperty
-    int getScrollLeft();
-
-    @JSProperty
-    void setScrollLeft(int scrollLeft);
-
-    @JSProperty
-    int getScrollTop();
-
-    @JSProperty
-    void setScrollTop(int scrollTop);
-
-    @JSProperty
-    int getScrollWidth();
-
-    @JSProperty
-    int getScrollHeight();
+    HTMLElement getOffsetParent();
 
     @JSProperty
     int getOffsetWidth();
@@ -131,15 +110,6 @@ public interface HTMLElement extends Element, ElementCSSInlineStyle, EventTarget
     @Override
     HTMLDocument getOwnerDocument();
 
-    @JSProperty
-    HTMLCollection getChildren();
-
-    @JSProperty
-    String getInnerHTML();
-
-    @JSProperty
-    void setInnerHTML(String content);
-
     @JSProperty
     String getInnerText();
 
@@ -148,15 +118,6 @@ public interface HTMLElement extends Element, ElementCSSInlineStyle, EventTarget
 
     TextRectangle getBoundingClientRect();
 
-    @JSProperty
-    String getClassName();
-
-    @JSProperty
-    void setClassName(String className);
-
-    @JSProperty
-    DOMTokenList getClassList();
-
     default HTMLElement withAttr(String name, String value) {
         setAttribute(name, value);
         return this;
diff --git a/jso/apis/src/main/java/org/teavm/jso/dom/types/DOMTokenList.java b/jso/apis/src/main/java/org/teavm/jso/dom/types/DOMTokenList.java
index 6f69e6d83b..6868ff2d83 100644
--- a/jso/apis/src/main/java/org/teavm/jso/dom/types/DOMTokenList.java
+++ b/jso/apis/src/main/java/org/teavm/jso/dom/types/DOMTokenList.java
@@ -30,7 +30,17 @@ public interface DOMTokenList extends JSObject {
 
     void add(String token);
 
+    void add(String token1, String token2);
+
+    void add(String... tokens);
+
     void remove(String token);
 
+    void remove(String token1, String token2);
+
+    void remove(String... tokens);
+
     boolean toggle(String token);
+
+    boolean toggle(String token, boolean force);
 }
diff --git a/jso/apis/src/main/java/org/teavm/jso/dom/xml/Element.java b/jso/apis/src/main/java/org/teavm/jso/dom/xml/Element.java
index a718a495c1..80512413bd 100644
--- a/jso/apis/src/main/java/org/teavm/jso/dom/xml/Element.java
+++ b/jso/apis/src/main/java/org/teavm/jso/dom/xml/Element.java
@@ -16,6 +16,8 @@
 package org.teavm.jso.dom.xml;
 
 import org.teavm.jso.JSProperty;
+import org.teavm.jso.dom.html.HTMLCollection;
+import org.teavm.jso.dom.types.DOMTokenList;
 
 public interface Element extends Node {
     String getAttribute(String name);
@@ -62,4 +64,52 @@ public interface Element extends Node {
     String getTagName();
 
     void scrollIntoView();
+
+    @JSProperty
+    HTMLCollection getChildren();
+
+    @JSProperty
+    int getClientWidth();
+
+    @JSProperty
+    int getClientHeight();
+
+    @JSProperty
+    int getClientTop();
+
+    @JSProperty
+    int getClientLeft();
+
+    @JSProperty
+    String getClassName();
+
+    @JSProperty
+    void setClassName(String className);
+
+    @JSProperty
+    DOMTokenList getClassList();
+
+    @JSProperty
+    String getInnerHTML();
+
+    @JSProperty
+    void setInnerHTML(String content);
+
+    @JSProperty
+    int getScrollLeft();
+
+    @JSProperty
+    void setScrollLeft(int scrollLeft);
+
+    @JSProperty
+    int getScrollTop();
+
+    @JSProperty
+    void setScrollTop(int scrollTop);
+
+    @JSProperty
+    int getScrollWidth();
+
+    @JSProperty
+    int getScrollHeight();
 }