diff --git a/test/help_dialog.html b/test/help_dialog.html
index 9f4dccaca..01809f234 100644
--- a/test/help_dialog.html
+++ b/test/help_dialog.html
@@ -173,7 +173,9 @@ End of DL.
 <P>
 <B>Simple Two Column Table With Borders And Heading</B>
 <TABLE BORDER=1>
-  <TH>Table Heading</TH>
+  <TR>
+    <TH>Table Heading</TH>
+  </TR>
   <TR>
     <TD>Column 1</TD>  <TD>Column 2</TD>
   </TR><TR>
@@ -187,7 +189,9 @@ End of DL.
 <P>
 <B>Simple Bordered Table With Heading And 10 Cell Padding + Spacing</B>
 <TABLE BORDER=1 CELLPADDING=10 CELLSPACING=10>
-  <TH>Table Heading</TH>
+  <TR>
+    <TH>Table Heading</TH>
+  </TR>
   <TR>
     <TD>Column 1</TD>  <TD>Column 2</TD>
   </TR><TR>
@@ -201,7 +205,9 @@ End of DL.
 <P>
 <B>Simple Table Of Images, Two Columns, Three Rows</B>
 <TABLE BORDER=1 CELLPADDING=10 CELLSPACING=10>
-  <TH>Table Heading</TH>
+  <TR>
+    <TH>Table Heading</TH>
+  </TR>
   <TR>
     <TD>Column 1</TD>  <TD>Column 2</TD>
   </TR><TR>