[DOCUMENTATION] Correct kind of TextBox

git-svn-id: http://framework.zend.com/svn/framework/standard/trunk@16073 44c647ce-9c0f-0410-b52a-842ac1e357ba

documentation/manual/en/module_specs/Zend_Dojo-Form-Elements.xml

@@ -957,7 +957,7 @@ $form->addElement(
         </para>
 
         <para>
-            Internally, NumberTextBox derives from <link
+            Internally, PasswordTextBox derives from <link
                 linkend="zend.dojo.form.elements.validationTextBox">ValidationTextBox</link>
             and <link linkend="zend.dojo.form.elements.textBox">TextBox</link>;
             all methods available to those classes are available.