Some improvements to automation docs

include/automation-lanes.html

@@ -1,12 +1,6 @@
-
-<figure class=right>
-<img src="/images/automation-lane1.png">
-<figcaption class=center>A typical automation lane.</figcaption>
-</figure>
-
 <p>
   An <dfn>automation lane</dfn> is similar to a track in that it holds data
-  that can be played back; however, unlike a track, it is not an independent
+  that can be played back. However, unlike a track, it is not an independent
   entity&mdash;it is always attached to the track that it controls. Automation
   lanes also contain zero to one <dfn>automation curves</dfn>. Each lane
   controls one and only one parameter of the track it is attached to.

include/automation.html

@@ -1,7 +1,7 @@
 
-<figure class="center">
+<figure class="left">
-<img src="/images/automation-lane1.png">
+  <img width="75%" src="/images/automation-lane1.png">
-<figcaption class="center">A typical automation lane.</figcaption>
+  <figcaption class="left">A typical automation lane</figcaption>
 </figure>
 
 <p>
@@ -12,8 +12,8 @@
 </p>
 
 <figure class="right">
-  <img src="/images/automation-menu1.png">
+  <img height="211px" src="/images/automation-menu1.png">
-  <figcaption class=center>The automation menu.</figcaption>
+  <figcaption class=center>The automation menu</figcaption>
 </figure>
 
 <ul>

include/track-automation.html

@@ -1,21 +1,27 @@
 
 <figure class=right>
-<img src="/images/automation-menu1.png">
+  <img height="211px" src="/images/automation-menu1.png">
-<figcaption class=center>The top level automation menu.</figcaption>
+  <figcaption class=center>The top-level automation menu</figcaption>
 </figure>
 
 <p>
-  A parameter on a given track can be automated by clicking on the track's <kbd
+  A parameter on a given track can be automated by clicking on the track's
-  class=menu>A</kbd> button and selecting a parameter to control from the menu
+  <kbd class=menu>A</kbd> button and selecting a parameter to control from the
-  that appears. Once a parameter has been selected, an automation lane for that
+  menu that appears. The same menu is displayed in the
-  parameter will appear beneath the track. The lane thus shown will be empty;
+  <kbd class="menu">Automation</kbd> submenu in track's
-  from here an automation curve must be defined.
+  <kbd class=mouse>right</kbd>-click menu.
+</p>
+
+<p>
+  Once a parameter has been selected, an automation lane for that parameter
+  will appear beneath the track. The lane thus shown will be empty; from here
+  an automation curve must be defined.
 </p>
 
 <p class=note>
   If the height of the automation lane is too small to see all of its controls,
-  the height can be increased by <kbd class=mouse>Left</kbd> clicking on the
+  the height can be increased by <kbd class=mouse>left</kbd>-clicking on the
-  bottom border of the lane and dragging it.
+  bottom border of the lane and dragging it down.
 </p>
 
 <p>