diff --git a/product/ERP5/dtml/explainDomainTool.dtml b/product/ERP5/dtml/explainDomainTool.dtml
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+<dtml-var manage_page_header>
+<dtml-var manage_tabs>
+
+<h3> <code>portal_domains</code> Tool </h3>
+
+<p> This tool manages trees of predicates.
+</p>
+
+<dtml-var manage_page_footer>