Re-work layering in possibly debatable ways. Sketchy docs in doc/layering.

[ardour.git] / manual / xml / invert_polarity.xml

diff --git a/manual/xml/invert_polarity.xml b/manual/xml/invert_polarity.xml
index fa844ce14a5d0ad668479797bf05c7a11fce860b..353c05bd401555eb4df17e71d324bc06c66c6c18 100644 (file)
--- a/manual/xml/invert_polarity.xml
+++ b/manual/xml/invert_polarity.xml
@@ -9,6 +9,9 @@
 
 <section id="sn-invert-polarity">
   <title>Inverting the Polarity of a Track</title>
+  <indexterm>
+    <primary>Polarity</primary>
+  </indexterm>
   <para>
     The polarity of a track can be inverted in the Mixer Window by clicking
     on the track name button of a Mixer Strip and choosing
@@ -23,12 +26,13 @@
     When the polarity of a track is inverted a <literal>Ø</literal> will
     appear before the track name in the Mixer Strip.
   </para>
-
-  <para>
-    This could be used to correct the polarity of an input signal due to
-    incorrect wiring or to prevent two signals that are out of phase with
-    respect to each other resulting in cancellation when mixing.
-  </para>
+  <tip>
+    <para>
+      This could be used to correct the polarity of an input signal due to
+      incorrect wiring or to prevent two signals that are out of phase with
+      respect to each other causing cancellation when mixing.
+    </para>
+  </tip>
 <!--
        <xi:include xmlns:xi="http://www.w3.org/2001/XInclude" 
                href="Some_Subsection.xml" />