[pitivi] help: updated screenshot for the Main Window

[Jean-François Fortin Tam <jfft src gnome org>]

commit 21f39f9d3d15b5102d729f2351257757af3eeb38
Author: Jean-François Fortin Tam <nekohayo gmail com>
Date:   Thu Oct 2 00:40:36 2014 -0400

    help: updated screenshot for the Main Window
    
    This one needs no translating as it uses numbers instead of labels.

 help/C/figures/mainwindow.jpg |  Bin 166574 -> 163403 bytes
 help/C/mainwindow.page        |   18 ++++++++++++------
 2 files changed, 12 insertions(+), 6 deletions(-)
---
diff --git a/help/C/figures/mainwindow.jpg b/help/C/figures/mainwindow.jpg
index 0de9545..fa66348 100644
Binary files a/help/C/figures/mainwindow.jpg and b/help/C/figures/mainwindow.jpg differ
diff --git a/help/C/mainwindow.page b/help/C/mainwindow.page
index 0ac4f9a..d3a35f5 100644
--- a/help/C/mainwindow.page
+++ b/help/C/mainwindow.page
@@ -26,12 +26,18 @@
 
     <title>The main window</title>
 
-      <figure>
-       <title><app>Pitivi</app> main window</title>
-       <desc>The main window, as the name implies, is the window containing the main components of the 
<app>Pitivi</app> user interface, namely: the header bar, the toolbars, the timeline and various customizable 
components (media library, previewer, effects library, transitions library, etc.).</desc>
-        <media type="image" src="figures/mainwindow.jpg" mime="image/jpg" style="right" width="780">
-        </media>
-      </figure>
+    <p>The main window, as the name implies, is the window containing the main components of the 
<app>Pitivi</app> user interface, namely: the header bar, the toolbars, the timeline and various customizable 
components (media library, previewer, effects library, transitions library, etc.).</p>
+    <media type="image" src="figures/mainwindow.jpg" mime="image/jpg" style="right" width="780" />
+    <p>In the figure above, the following areas can be observed:</p>
+    <list type="numbered">
+        <item><p>Header bar and main toolbar buttons</p></item>
+        <item><p>Main menu button</p></item>
+        <item><p>Primary tabs: media library and effects library</p></item>
+        <item><p>Contextual tabs: clip properties, transitions, titles</p></item>
+        <item><p>Viewer</p></item>
+        <item><p>Ruler</p></item>
+        <item><p>Timeline</p></item>
+    </list>
 
     <note style="tip">
     <title>Resizing components of the main window</title>