Returns a pipebar (|) delimited string based on a certain number of entries in an existing pipebar (|) delimited string.
SppStringShorten([String To Shorten],[Start Index],[Item Count])
String To Shorten is a pipebar (|) delimited string.
Start Index is the index to start at.
Item Count is the number of items to return.
|SppStringShorten("Red|Green|Blue|Black",2,2)||Will return Green|Blue from the given string.|