preliminary doc updates

Changes.txt

@@ -24,6 +24,8 @@
 
   * Added 2nd UI theme and hotkey for toggling UI theme.
 
+  * Adde bezel support.
+
   * Added optional type format detection based on colors used.
 
   * Added Joy2B+ controller support.

docs/index.html

@@ -313,6 +313,7 @@
     <li>Tracking of user favorites and popular or recently played ROMs.</li>
     <li>High scores saving (internal or via PlusROM High Score Club)</li>
     <li>Cross-platform UI including a built-in ROM launcher frontend</li>
+	<li>Supports bezel display</li>
     <li>Built-in extensive debugger, including static analysis with the Distella disassembler
       and dynamic analysis at runtime by tracking code/graphics/data sections, and
       generation of DASM-compatible disassembly files</li>
@@ -1178,8 +1179,8 @@
     </tr>
     <tr>
       <td>Toggle aspect ratio correct scaling</td>
-      <td>Control + C</td>
-      <td>Control + C</td>
+      <td>Shift-Control + C</td>
+      <td>Shift-Control + C</td>
     </tr>
     <tr>
       <td><i>Decrease</i> vertical display size</td>
@@ -2688,6 +2689,15 @@
       <td>Enable or disable emulation dimming in pause mode.</td>
     </tr>
 
+    <tr>
+      <td><pre>-showbezel &lt;1|0&gt;</pre></td>
+      <td>Enable or disable bezel display.</td>
+    </tr>
+    <tr>
+      <td><pre>-bezeldir &lt;path&gt;</pre></td>
+      <td>Specifies from where bezel images are loaded..</td>
+    </tr>
+
     <tr>
       <td><pre>-audio.enabled &lt;1|0&gt;</pre></td>
       <td>Enable or disable sound generation.</td>
@@ -3750,6 +3760,23 @@
   </table>
   <br>
 
+  <p><b>Video & Audio Settings</b> dialog <a name="VideoAudioEffects">(Bezels)</a>:</p>
+  <table style="border:hidden">
+    <tr>
+	  <td valign="top"><img src="graphics/options_bezels.png"></td>
+      <td style="border:hidden">&nbsp;&nbsp;&nbsp;&nbsp;</td>
+      <td valign="top">
+        <table border="1" cellpadding="4">
+	  	  <tr><th>Item</th><th>Brief description</th><th>For more information,<br>see <a href="#CommandLine">Command Line</a></th></tr>
+          <tr><td>Enable bezels</td><td>Enables the bezel display if a ROM name matching bezel image or a
+          	default image (named 'default.png') can be found using the bezel path.</td><td>-showbezel</td></tr>
+          <tr><td>Bezel path</td><td>Specifies the path from where bezel images are loaded.</td><td>-bezeldir</td></tr>
+        </table>
+      </td>
+    </tr>
+  </table>
+  <br>
+
   <p><b>Video & Audio Settings</b> dialog <a name="VideoAudioAudio">(Audio)</a>:</p>
   <table style="border:hidden">
     <tr>

src/emucore/FrameBuffer.cxx

@@ -1388,6 +1388,7 @@ bool FrameBuffer::loadBezel()
                               (myActiveVidMode.screenS.h - bezelH) / 2); // center
     myBezelSurface->setScalingInterpolation(ScalingInterpolation::sharp);
 
+    // Enable blending to allow overlaying the bezel over the TIA output
     myBezelSurface->attributes().blending = true;
     myBezelSurface->attributes().blendalpha = 100;
     myBezelSurface->applyAttributes();

src/gui/DialogContainer.cxx

@@ -269,7 +269,7 @@ void DialogContainer::handleMouseButtonEvent(MouseButton b, bool pressed,
 
         if(b == MouseButton::MIDDLE)
         {
-          // Middle mouse button emulates lef mouse button double click
+          // Middle mouse button emulates left mouse button double click
           myLastClick.count = 2;
           b = MouseButton::LEFT;
         }