Index: action_details.html
===================================================================
--- action_details.html	(revision 29900)
+++ action_details.html	(revision 29901)
@@ -1926,6 +1926,26 @@
 Loads a new datafile (layout) and, if confirmed, overwrites any existing unsaved data. If no filename is specified a file select box will popup.  
 </dd></dl>
 
+<h2 id="layerbystack">LayerByStack</h2>
+<dl><dd>
+<p>
+<table border=0 cellspacing=10 class=actsum>
+<tr><th align=right class=actsum>Syntax summary:<td align=left class=actsum>
+LayerByStack(select, prev|next)
+<tr><th align=right class=actsum>Help text:<td align=left class=actsum>
+Layer operations based on physical layer stacking
+<tr><th align=right class=actsum>Registered&nbsp;by:<td align=left class=actsum>n/a
+</table>
+<p>
+First argument determines what to perform.  When first argument is 
+<i>select</i>
+, the second argument is either 
+<i>prev</i>
+ or 
+<i>next</i>
+ and the previous or next layer on the layer stack is selected. Note: layers are displayed in the layer stack order in the layer selector widget (normally on the left side of the main window) so prev/next is stepping up/down on that list.   
+</dd></dl>
+
 <h2 id="le">le</h2>
 <dl><dd>
 <p>
Index: action_reference.html
===================================================================
--- action_reference.html	(revision 29900)
+++ action_reference.html	(revision 29901)
@@ -13,7 +13,7 @@
 <table border=1>
 <caption>
  <b>
-This is pcb-rnd 2.2.0 (svn r29779) an interactive printed circuit board editor ,  Revision: 29899
+This is pcb-rnd 2.2.0 (svn r29779) an interactive printed circuit board editor ,  Revision: 29900
 </b>
 <th> Action <th> Description <th> Syntax <th> Plugin
 <tr><td>About</td><td>Present the about box</td><td>About()</td><td>dialogs plugin</td>
@@ -176,7 +176,7 @@
 <tr><td>jostle</td><td>Make room by moving wires away.</td><td>Jostle(diameter)</td><td>jostle plugin</td>
 <tr><td><a href="action_details.html#l">l</a></td><td>Loads layout data.</td><td>l [name] [format]</td><td>shand_cmd plugin</td>
 <tr><td>LayerBinding</td><td>Change the layer binding.</td><td>LayerBinding(object)<br>LayerBinding(selected)<br>LayerBinding(buffer)</td><td>dialogs plugin</td>
-<tr><td>LayerByStack</td><td>Layer operations based on physical layer stacking</td><td>LayerByStack(select, prev|next)</td><td></td>
+<tr><td><a href="action_details.html#layerbystack">LayerByStack</a></td><td>Layer operations based on physical layer stacking</td><td>LayerByStack(select, prev|next)</td><td></td>
 <tr><td>LayerObjDup</td><td>Duplicate srcobj on a layer. Srcobj is specified by an idpath. For now data must be "pcb". Returns the idpath of the new object or 0 on error.</td><td>LayerObjDup([noundo,] data, layer, srcobj)</td><td>act_draw</td>
 <tr><td>LayerPropGui</td><td>Change layer flags and properties</td><td>LayerPropGui(layerid)</td><td>dialogs plugin</td>
 <tr><td><a href="action_details.html#le">le</a></td><td>Loads an element (subcircuit, footprint) into the current buffer.</td><td>le [name]</td><td>shand_cmd plugin</td>
Index: action_src/layerbystack.html
===================================================================
--- action_src/layerbystack.html	(nonexistent)
+++ action_src/layerbystack.html	(revision 29901)
@@ -0,0 +1,9 @@
+First argument determines what to perform.
+
+When first argument is <arg>select</arg>, the second argument is either
+<arg>prev</arg> or <arg>next</arg> and the previous or next layer on the layer
+stack is selected. Note: layers are displayed in the layer stack order in
+the layer selector widget (normally on the left side of the main window) so
+prev/next is stepping up/down on that list.
+
+