Index: trunk/BNC/bnc.qrc
===================================================================
--- trunk/BNC/bnc.qrc	(revision 2438)
+++ trunk/BNC/bnc.qrc	(revision 2439)
@@ -8,4 +8,11 @@
 <qresource prefix="/bnchelp">
     <file alias="screenshot01.png">IMG/screenshot01.png</file>
+    <file alias="screenshot02.png">IMG/screenshot02.png</file>
+    <file alias="screenshot03.png">IMG/screenshot03.png</file>
+    <file alias="screenshot04.png">IMG/screenshot04.png</file>
+    <file alias="screenshot05.png">IMG/screenshot05.png</file>
+    <file alias="screenshot06.png">IMG/screenshot06.png</file>
+    <file alias="screenshot07.png">IMG/screenshot07.png</file>
+    <file alias="screenshot08.png">IMG/screenshot08.png</file>
 </qresource>
 </RCC>
Index: trunk/BNC/bnchelp.html
===================================================================
--- trunk/BNC/bnchelp.html	(revision 2438)
+++ trunk/BNC/bnchelp.html	(revision 2439)
@@ -54,4 +54,11 @@
 <p><img src=":/bnchelp/screenshot01.png"/></p>
 </p>Fig. 1: BNC connected to a GNSS receiver.<p>
+
+<p>
+Fig. 2 shows a flow chart of BNC feeding a real-time GNSS engine. The engine estimates satellite orbit and clock correctors.
+</p>
+<p><img src=":/bnchelp/screenshot02.png"/></p>
+</p>Fig. 2: BNC feeding a real-time GNSS engine.<p>
+
 
 <p>