diff --git a/AbstractGraphicsEngine.h b/AbstractGraphicsEngine.h
index 9e5d3c05b7e5840152f9304090144413e91a9ef6..b7105f7f2ce25856b9aa56108430960d426b5c43 100644
--- a/AbstractGraphicsEngine.h
+++ b/AbstractGraphicsEngine.h
@@ -4,26 +4,109 @@
 #include "BOINCClientAdapter.h"
 #include "Resource.h"
 
+/**
+ * \brief This abstract class provides common features for all graphics engines
+ * 
+ * All graphics engines (Open GL visualisation code) have to be derived from this class.
+ * First of all it defines the common interface which the rest of the graphics framework
+ * expects any implementing classes to support. Apart from that, this class also defines
+ * common properties like event idetifiers and basic access to BOINC client information.
+ *  
+ * \author Oliver Bock\n
+ * Max-Planck-Institute for Gravitational Physics\n
+ * Hannover, Germany
+ */
 class AbstractGraphicsEngine
 {
 public:
+	/// Default destructor
 	virtual ~AbstractGraphicsEngine();
 	
+	/**
+	 * \brief This method is called when an implementing graphics engine should initialize itself
+	 * 
+	 * \param width The current width of the display surface
+	 * \param height The current height of the display surface
+	 * \param font A pointer to a Resource object containing TTF font faces for text rendering 
+	 */
 	virtual void initialize(const int width, const int height, const Resource *font) = 0;
+	
+	/**
+	 * \brief This method is called when the windowing system encounters a window resize event
+	 * 
+	 * \param width The new width of the display surface
+	 * \param height The new height of the display surface
+	 */
 	virtual void resize(const int width, const int height) = 0;
+	
+	/**
+	 * \brief This method is called when an implementing graphics engine should render one frame
+	 * 
+	 * \param timeOfDay The current time in "seconds since the Epoch" (with microsecond precision)
+	 */	
 	virtual void render(const double timeOfDay) = 0;
 	
+	/**
+	 * \brief This method is called when the windowing system encounters a mouse button event
+	 * 
+	 * \param positionX The mouse position on the x-axis when the event occurred (range: 0-width)
+	 * \param positionY The mouse position on the y-axis when the event occurred (range: 0-height)
+	 * \param buttonPressed The mouse button pressed (if any) when the event occurred.
+	 * It can be identified using the elements of \ref MouseButton.
+	 * 
+	 * \see MouseButton
+	 */	
 	virtual void mouseButtonEvent(const int positionX, const int positionY, const int buttonPressed) = 0;
+	
+	/**
+	 * \brief This method is called when the windowing system encounters a mouse move event
+	 * 
+	 * \param deltaX The relative mouse position change with respect to the x-axis when the event occurred
+	 * \param deltaY The relative mouse position change with respect to the y-axis when the event occurred
+	 * \param buttonPressed The mouse button pressed (if any) when the event occurred.
+	 * It can be identified using the elements of \ref MouseButton.
+	 *
+	 * \see MouseButton
+	 */	
 	virtual void mouseMoveEvent(const int deltaX, const int deltaY, const int buttonPressed) = 0;
+	
+	/**
+	 * \brief This method is called when the windowing system encounters a key press event
+	 * 
+	 * \attention Please note that not all key events are currently forwarded (this should be change
+	 * as soon as the need arises). Please see WindowManager::eventLoop for details.
+	 * 
+	 * \param keyPressed The keyboard key pressed. It can be identified using the elements of \ref KeyBoardKey.
+	 * 
+	 * \see KeyBoardKey
+	 * \see WindowManager::eventLoop
+	 */
 	virtual void keyboardPressEvent(const int keyPressed) = 0;
 	
+	/**
+	 * \brief This method is called when the BOINC client information should be updated
+	 * 
+	 * When you inherit from this class and override this method, please make sure you call this (base)
+	 * method anyway as it already has a default implementation which refreshes \ref m_BoincAdapter.
+	 */
 	virtual void refreshBOINCInformation();
-	
+
+	/**
+	 * \brief Defined mouse button identifiers
+	 * 
+	 * \see mouseButtonEvent
+	 * \see mouseMoveEvent
+	 */ 	
 	enum MouseButton {
 		MouseButtonLeft = 1,
 		MouseButtonRight = 2
 	};
 	
+	/**
+	 * \brief Defined keyboard identifiers
+	 * 
+	 * \see keyboardPressEvent
+	 */ 
 	enum KeyBoardKey {
 		KeyA = 0x1,
 		KeyB = 0x2,
@@ -56,9 +139,11 @@ public:
 	};
 
 protected:
+	/// Default constructor (protected since this is an abstract class)
 	AbstractGraphicsEngine();
 	
-	BOINCClientAdapter boincAdapter;
+	/// BOINC client adapter instance for information retrieval
+	BOINCClientAdapter m_BoincAdapter;
 };
 
 #endif /*ABSTRACTGRAPHICSENGINE_H_*/
diff --git a/ResourceFactory.h b/ResourceFactory.h
index 99b6db69ec601d10c6b20acc52a02780808e8a9b..202f87e65b8fb2bf40192ac52acb67b07ebe1561 100644
--- a/ResourceFactory.h
+++ b/ResourceFactory.h
@@ -17,8 +17,8 @@
  * The resource data is expected to be stored in these three externally linked arrays:
  * <ul>
  * 	<li>\ref c_ResourceIdentifiers</li>
-* 	<li>\ref c_ResourceIndex</li> 
-* 	<li>\ref c_ResourceStorage</li>
+ * 	<li>\ref c_ResourceIndex</li> 
+ * 	<li>\ref c_ResourceStorage</li>
  * </ul>
  * These arrays are compiled using the Open Resource Compiler (ORC) which can be found
  * in the \c orc subdirectory.