Index: /FCKeditor/trunk/editor/_source/classes/fcktoolbarbutton.js
===================================================================
--- /FCKeditor/trunk/editor/_source/classes/fcktoolbarbutton.js	(revision 548)
+++ /FCKeditor/trunk/editor/_source/classes/fcktoolbarbutton.js	(revision 549)
@@ -35,4 +35,6 @@
 	else if ( typeof( icon ) == 'number' )
 		this.IconPath = [ FCKConfig.SkinPath + 'fck_strip.gif', 16, icon ] ;
+	else
+		this.IconPath = icon ;
 }