Edit D:\app\Administrator\product\11.2.0\dbhome_1\ide\extensions\META-INF\extension.xml

<extension id="oracle.ide.peek" version="11.1.1.0.30.51.07" esdk-version="1.0"
           xmlns="http://jcp.org/jsr/198/extension-manifest"
           rsbundle-class="oracle.ide.peek.PeekBundle">
  <name>Peek</name>
  <dependencies>
    <import>oracle.ide</import>
  </dependencies>
  <hooks>
    
    <feature-hook>
      <copyright>Oracle USA, 2008</copyright>
    </feature-hook>
    <jdeveloper-hook xmlns="http://xmlns.oracle.com/jdeveloper/1013/extension">
      <addins>
        <addin>oracle.ide.peek.PeekAddin</addin>
      </addins>
      <actions>
        <action id="oracle.ide.peek.peek">
          <properties>
            <property name="Name">${ActionName}</property>
            <property name="LongDescription">${ActionTooltip}</property>
          </properties>
          <controller-class>oracle.ide.peek.PeekController</controller-class>
        </action>
      </actions>
    </jdeveloper-hook>
  </hooks>
</extension>

Ms-Dos/Windows Unix Write backup

jsp File Browser version 1.2 by www.vonloesch.de