Parsing positions from variables.

Please help in parsing question

[skyfisher]

How would I parse positions 6-9 after the variable named "SALE" below?

SALE=AB_C_EFGH_1234_56

I need to get EFGH from this value.

Thanks for you help!

[BlobFisk]

Welcome to WebmasterWorld, skyfisher!

These previous threads should answer your question:

[webmasterworld.com...]
[webmasterworld.com...]

[skyfisher]

Works perfectly, thanks. You guys rule!