Index: /CKEditor/trunk/_source/core/event.js
===================================================================
--- /CKEditor/trunk/_source/core/event.js	(revision 6019)
+++ /CKEditor/trunk/_source/core/event.js	(revision 6020)
@@ -12,7 +12,13 @@
 {
 	/**
-	 * This is a base class for classes and objects that require event handling
-	 * features.
-	 * @constructor
+	 * Creates an event class instance. This constructor is rearely used, being
+	 * the {@link #.implementOn} function used in class prototypes directly
+	 * instead.
+	 * @class This is a base class for classes and objects that require event
+	 * handling features.<br />
+	 * <br />
+	 * Do not confuse this class with {@link CKEDITOR.dom.event} which is
+	 * instead used for DOM events. The CKEDITOR.event class implements the
+	 * internal event system used by the CKEditor to fire API related events.
 	 * @example
 	 */
@@ -22,5 +28,5 @@
 	/**
 	 * Implements the {@link CKEDITOR.event} features in an object.
-	 * @param {Object} targetObject The object in which implement the features.
+	 * @param {Object} targetObject The object into which implement the features.
 	 * @example
 	 * var myObject = { message : 'Example' };
@@ -32,5 +38,5 @@
 	 * myObject.fire( 'testEvent' );
 	 */
-	CKEDITOR.event.implementOn = function( targetObject, isTargetPrototype )
+	CKEDITOR.event.implementOn = function( targetObject )
 	{
 		var eventProto = CKEDITOR.event.prototype;