REBOL [
    Title: "Itemize"
    Date: 3-Jul-2002
    Name: Itemize
    Version: 1.0.0
    File: %Itemize.r
    Author: "Andrew Martin"
    Purpose: {Appends Value to Values, if Value not all ready in block.}
    Email: Al.Bri@xtra.co.nz
    Web: http://valley.150m.com
    Category: [util 1]
]

Itemize: func [
    "Appends Value to Values, if Value not all ready in block."
    Values [series!]
    Value
    ] [
    if not found? find/only Values Value [
        append/only Values Value
        ]
    Values
    ]