diff --git a/modules/gui/doc/scene_win.rst b/modules/gui/doc/scene_win.rst
index fcb6b9a27cfdea498b0cfa8a16004c573d98ab7f..8d3f5f69833973b614ca27cf32def17baf87daac 100644
--- a/modules/gui/doc/scene_win.rst
+++ b/modules/gui/doc/scene_win.rst
@@ -2,7 +2,7 @@ Scene Window
 ================================================================================
 .. currentmodule:: ost.gui
 
-The scene win holds a list of all graphical objects currently registered to
+The scene window holds a list of all graphical objects currently registered to
 the :class:`gfx.Scene`.
 
 .. image:: images/100208_Scene_Win.png
@@ -40,10 +40,10 @@ Context Menu
 The Context Menu of the Scene Window is context sensitive. So, dependent on what
 is selected in the :class:`SceneWin` the context menu changes.
 
-Context menu of an entity
+Context menu of an entity:
   .. image:: images/100614_entity_context_menu.png
  
-Context menu of an entity view
+Context menu of an entity view:
   .. image:: images/100614_context_menu_view.png
   
 It is possible to extend the Context Menu from python, by creating a QAction and 
@@ -53,7 +53,7 @@ be shown.
 
   .. code-block:: python
   
-    cm=gui.GostyApp.Instance().scene_win.GetContextMenu()
+    cm = gui.GostyApp.Instance().scene_win.GetContextMenu()
     action = QtGui.QAction("Test single entity", cm.qobject)
     cm.AddAction(action, gui.ContextActionType.ENTITY | gui.ContextActionType.SINGLE)
 
@@ -121,4 +121,4 @@ be shown.
     ctx_act_types = gui.ContextActionType.ENTITY | gui.ContextActionType.SINGLE
 
   
-  
\ No newline at end of file
+  
diff --git a/modules/gui/doc/tools.rst b/modules/gui/doc/tools.rst
index 1b652f2114c7ee83505861f6d6e4ffe7b50b0166..8b4d6eaee4c1e9316f113b0da1118e6eeddd4054 100644
--- a/modules/gui/doc/tools.rst
+++ b/modules/gui/doc/tools.rst
@@ -2,7 +2,7 @@ Tools
 --------------------------------------------------------------------------------
 .. currentmodule:: ost.gui
 
-OpenStructure has several :class:`Tool` which are all listed in the toolbar
+OpenStructure has several :class:`Tool` options that are all listed in the toolbar
 close to the 3D window. A tool is activated upon selecting it in the toolbar.
 Input events are sent to the tool as long as the `Ctrl` key (`Cmd` on Mac) is
 pressed. For example the rigid body manipulator will rotate and shift the
@@ -14,7 +14,7 @@ scene objects.
 .. image:: images/100208_Tools.png  
  
 The example `Write a Tool in Python` demonstrates how to add a simple tool
-(written in python) to OpenStructure.
+(written in Python) to OpenStructure.
 
 .. class:: Tool
 
@@ -34,7 +34,7 @@ The example `Write a Tool in Python` demonstrates how to add a simple tool
 
   .. method:: CanOperateOn(nodes)
 
-    determines if the tool can manipulate a certain :class:`gfx.GfxNode`. 
+    Determines if the tool can manipulate a certain :class:`gfx.GfxNode`. 
     This method is used to enabled/disable certain actions (in the toolbar, for example).
 
     Return True if the Tool can operate on all GfxNodes which are in the given list. Otherwise False 
@@ -45,14 +45,14 @@ The example `Write a Tool in Python` demonstrates how to add a simple tool
 
   .. method:: Click(event)
 
-    left mouse click
+    Left mouse click
 
     :param event: object with the event information
     :type  arg2: :class:`MouseEvent`
 
   .. method:: DoubleClick(event)
     
-    double click
+    Double click
     
     :param event: object with the event information
     :type  event: :class:`MouseEvent`
@@ -89,15 +89,15 @@ The example `Write a Tool in Python` demonstrates how to add a simple tool
   
 .. class:: ToolOptionInt(key, verbose_name, default_value, min_value, max_value)
   
-  :param key: Internal key name
+  :param key: Internal key name.
   :type  name: str
-  :param verbose_name: Name used as label in the widget
+  :param verbose_name: Name used as label in the widget.
   :type  name: str
-  :param default_value: Default value
-  :param min_value: Minimum allowed value
-    Defaults to minimum possible value
-  :param max_value: Maximum allowed value
-    Defaults to maximum possible value
+  :param default_value: Default value.
+  :param min_value: Minimum allowed value.
+    Defaults to minimum possible value.
+  :param max_value: Maximum allowed value.
+    Defaults to maximum possible value.
     
   .. method:: GetDefault()
   
@@ -114,13 +114,13 @@ The example `Write a Tool in Python` demonstrates how to add a simple tool
   
   :param key: Internal key name
   :type  name: str
-  :param verbose_name: Name used as label in the widget
+  :param verbose_name: Name used as label in the widget.
   :type  name: str
-  :param default_value: Default value
-  :param min_value: Minimum allowed value
-    Defaults to minimum possible value
-  :param max_value: Maximum allowed value
-    Defaults to maximum possible value
+  :param default_value: Default value.
+  :param min_value: Minimum allowed value.
+    Defaults to minimum possible value.
+  :param max_value: Maximum allowed value.
+    Defaults to maximum possible value.
     
   .. method:: GetDefault()
   
@@ -168,4 +168,4 @@ The example `Write a Tool in Python` demonstrates how to add a simple tool
   :type slot_method: const char *
   :param receiver: QObject that implements the slot method
   :type receiver: QObject *
-  
\ No newline at end of file
+