--- loncom/interface/filetypes.tab	2000/10/28 18:37:56	1.4
+++ loncom/interface/filetypes.tab	2001/07/18 20:08:34	1.7
@@ -2,8 +2,9 @@ html		ssi	Hypertext Document
 htm             ssi     Hypertext Document
 xml             ssi     General XML Document
 problem		ssi	Problem Document
+library         ssi     Library of Functions File
 page		ssi	Page Material Document
-sequence	ign	Sequence of Page Materials
+sequence	rat	Sequence of Page Materials
 gif		img	GIF Image Document
 ps		ssi	Postscript Document
 jpg		img	JPEG Image Document
@@ -17,3 +18,6 @@ dvi		ssi	DVI Document
 mov		emb	Quicktime Movie
 wav		emb	Wav Sound Document
 meta            ssi     Metadata Catalog File
+zip             ign     Archive File
+class           ign     Java Class File
+cab             ign     Java Cab File