Answer file with filter or of type

[FlexibleLearning at aol.com]

----
How do I successfully filter the file list in OS X?

I would like a filter for *.jpg and *.bmp files but all I am 
achieving at the moment is frustration.
----

Not sure about a bmp file code on a Mac as I thought it was PC format only, but if you have it simply add to the codes in line 1...

put "JPEGGIFf" into tTypes
answer file "Select a picture..." of type tTypes
if the result is "Cancel" then exit to top

/H