Index: /FCKeditor/trunk/editor/_source/internals/fck_ie.js
===================================================================
--- /FCKeditor/trunk/editor/_source/internals/fck_ie.js	(revision 605)
+++ /FCKeditor/trunk/editor/_source/internals/fck_ie.js	(revision 606)
@@ -109,6 +109,8 @@
 }
 
-function Doc_CancelDefault()
-{
+function Doc_CancelDragDefault()
+{
+	if ( FCK._MouseDownFlag ) 
+		return ;
 	FCK.EditorWindow.event.returnValue = false ;
 }
@@ -124,6 +126,6 @@
 
 	// Intercept drop operations
-	this.EditorDocument.body.attachEvent( 'ondragenter', Doc_CancelDefault ) ;
-	this.EditorDocument.body.attachEvent( 'ondragover', Doc_CancelDefault ) ;
+	this.EditorDocument.body.attachEvent( 'ondragenter', Doc_CancelDragDefault ) ;
+	this.EditorDocument.body.attachEvent( 'ondragover', Doc_CancelDragDefault ) ;
 	this.EditorDocument.body.attachEvent( 'ondrop', Doc_OnDrop ) ;