Index: /CKEditor/trunk/CHANGES.html
===================================================================
--- /CKEditor/trunk/CHANGES.html	(revision 3997)
+++ /CKEditor/trunk/CHANGES.html	(revision 3998)
@@ -197,5 +197,7 @@
 		<li><a href="http://dev.fckeditor.net/ticket/4003">#4003</a> : Markup on the image dialog was disrupted when removing the border input.</li>
 		<li><a href="http://dev.fckeditor.net/ticket/4096">#4096</a> : Editor content area was pushed down in IE RTL quirks.</li>
-		<li><a href="http://dev.fckeditor.net/ticket/4112">#4112</a> : [FF] Paste dialog had scrollbars in quirks.</li> 
+		<li><a href="http://dev.fckeditor.net/ticket/4112">#4112</a> : [FF] Paste dialog had scrollbars in quirks.</li>
+		<li><a href="http://dev.fckeditor.net/ticket/4118">#4118</a> : Dialog dragging was 
+			occasionally behaving strangely .</li> 
 		<li><a href="http://dev.fckeditor.net/ticket/4077">#4077</a> : The toolbar combos 
 			were rendering incorrectly in some languages, like Chinese.</li>
Index: /CKEditor/trunk/_source/plugins/dialog/plugin.js
===================================================================
--- /CKEditor/trunk/_source/plugins/dialog/plugin.js	(revision 3997)
+++ /CKEditor/trunk/_source/plugins/dialog/plugin.js	(revision 3998)
@@ -1475,4 +1475,6 @@
 		dialog.parts.title.on( 'mousedown', function( evt )
 			{
+				dialog._.updateSize = true;
+
 				lastCoords = { x : evt.data.$.screenX, y : evt.data.$.screenY };