title: Eclipse java.lang.NoClassDefFoundError: org/w3c/dom/ElementTraversal
body: <p>I am using eclipse juno.. when i opening javascript file in eclipse it returns the error </p>
  
  <pre><code>java.lang.NoClassDefFoundError: org/w3c/dom/ElementTraversal
  at java.lang.ClassLoader.defineClass1(Native Method)
  at java.lang.ClassLoader.defineClass(ClassLoader.java:791)
  </code></pre>
  
  <p>how can i overcome this..</p>