Index: /CKEditor/trunk/CHANGES.html
===================================================================
--- /CKEditor/trunk/CHANGES.html	(revision 4363)
+++ /CKEditor/trunk/CHANGES.html	(revision 4364)
@@ -84,4 +84,5 @@
 		<li><a href="http://dev.fckeditor.net/ticket/4512">#4512</a> : Fixed styles plugin incorrectly adding semicolons to style text.</li>
 		<li><a href="http://dev.fckeditor.net/ticket/3855">#3855</a> : Fixed loading unminified _source files when ckeditor_source.js is used.</li>
+		<li><a href="http://dev.fckeditor.net/ticket/3717">#3717</a> : Dialog settings defaults can now be overridden in-page through the CKEDITOR.config object.</li>
 	</ul>
 	<h3>
Index: /CKEditor/trunk/_source/plugins/dialog/plugin.js
===================================================================
--- /CKEditor/trunk/_source/plugins/dialog/plugin.js	(revision 4363)
+++ /CKEditor/trunk/_source/plugins/dialog/plugin.js	(revision 4364)
@@ -1440,4 +1440,7 @@
 			margins = skinData[ editor.skinName ].margins || [ 0, 0, 0, 0 ];
 
+		if ( typeof magnetDistance == 'undefined' )
+			magnetDistance = 20;
+
 		function mouseMoveHandler( evt )
 		{
@@ -1663,5 +1666,5 @@
 					'; z-index: ', editor.config.baseFloatZIndex,
 					'; top: 0px; left: 0px; ',
-					'background-color: ', editor.config.dialog_backgroundCoverColor,
+					'background-color: ', editor.config.dialog_backgroundCoverColor || 'white',
 					'" id="cke_dialog_background_cover">'
 				];
@@ -1755,5 +1758,8 @@
 			scrollFunc();
 		}
-		element.setOpacity( editor.config.dialog_backgroundCoverOpacity );
+		
+		var opacity = editor.config.dialog_backgroundCoverOpacity;
+		element.setOpacity( typeof opacity != 'undefined' ? opacity : 0.5 );
+		
 		element.appendTo( CKEDITOR.document.getBody() );
 	};
@@ -2736,14 +2742,15 @@
  * The color of the dialog background cover. It should be a valid CSS color
  * string.
+ * @name CKEDITOR.config.dialog_backgroundCoverColor
  * @type String
- * @default white
+ * @default 'white'
  * @example
  * config.dialog_backgroundCoverColor = 'rgb(255, 254, 253)';
  */
-CKEDITOR.config.dialog_backgroundCoverColor = 'white';
 
 /**
  * The opacity of the dialog background cover. It should be a number within the
  * range [0.0, 1.0].
+ * @name CKEDITOR.config.dialog_backgroundCoverOpacity
  * @type Number
  * @default 0.5
@@ -2751,9 +2758,9 @@
  * config.dialog_backgroundCoverOpacity = 0.7;
  */
-CKEDITOR.config.dialog_backgroundCoverOpacity = 0.5;
 
 /**
  * The distance of magnetic borders used in moving and resizing dialogs,
  * measured in pixels.
+ * @name CKEDITOR.config.dialog_magnetDistance
  * @type Number
  * @default 20
@@ -2761,3 +2768,2 @@
  * config.dialog_magnetDistance = 30;
  */
-CKEDITOR.config.dialog_magnetDistance = 20;