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diff --git a/src/org/jivesoftware/smackx/pubsub/NodeExtension.java b/src/org/jivesoftware/smackx/pubsub/NodeExtension.java
new file mode 100644
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+++ b/src/org/jivesoftware/smackx/pubsub/NodeExtension.java
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+/**
+ * All rights reserved. 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.jivesoftware.smackx.pubsub;
+
+import org.jivesoftware.smack.packet.PacketExtension;
+
+/**
+ * A class which represents a common element within the pubsub defined
+ * schemas.  One which has a <b>node</b> as an attribute.  This class is 
+ * used on its own as well as a base class for many others, since the 
+ * node is a central concept to most pubsub functionality.
+ * 
+ * @author Robin Collier
+ */
+public class NodeExtension implements PacketExtension
+{
+	private PubSubElementType element;
+	private String node;
+	
+	/**
+	 * Constructs a <tt>NodeExtension</tt> with an element name specified
+	 * by {@link PubSubElementType} and the specified node id.
+	 * 
+	 * @param elem Defines the element name and namespace
+	 * @param nodeId Specifies the id of the node
+	 */
+	public NodeExtension(PubSubElementType elem, String nodeId)
+	{
+		element = elem;
+		this.node = nodeId;
+	}
+
+	/**
+	 * Constructs a <tt>NodeExtension</tt> with an element name specified
+	 * by {@link PubSubElementType}.
+	 * 
+	 * @param elem Defines the element name and namespace
+	 */
+	public NodeExtension(PubSubElementType elem)
+	{
+		this(elem, null);
+	}
+
+	/**
+	 * Gets the node id
+	 * 
+	 * @return The node id
+	 */
+	public String getNode()
+	{
+		return node;
+	}
+	
+	public String getElementName()
+	{
+		return element.getElementName();
+	}
+
+	public String getNamespace()
+	{
+		return element.getNamespace().getXmlns();
+	}
+
+	public String toXML()
+	{
+		return '<' + getElementName() + (node == null ? "" : " node='" + node + '\'') + "/>";
+	}
+
+	@Override
+	public String toString()
+	{
+		return getClass().getName() + " - content [" + toXML() + "]";
+	}
+}