TAKEOUT() Extract a portion of a string between delimiters

 at nth occurrance

 Returns
 <cChunk> => Portion of string extracted. String of 0
 length if none.

 Syntax
 Takeout(cTarget, cDelimiter, nOccurance)

 Description
 <cTarget>        - string from which to extract

 <cDelimiter>     - delimiter  (beginning and end of
 string are          considered delimiters)

 <nOccurance>     - occurance

 Examples
  takeout("Next:Previous:First:Quit",":",3)

    //  returns "First"

 Source: BETWEEN.C