<html><head><base href="x-msg://82/"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><br><div><div>On 20 Aug 2013, at 12:25, Pat Collins wrote:<span class="Apple-style-span" style="color: rgb(31, 73, 125); font-family: Calibri, sans-serif; font-size: 15px; "> </span></div><blockquote type="cite"><span class="Apple-style-span" style="font-family: 'Courier New'; font-size: 12px; ">Here ya go:</span><span class="Apple-style-span" style="border-collapse: separate; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><div bgcolor="white" lang="EN-US" link="blue" vlink="purple"><div class="WordSection1" style="page: WordSection1; "><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; color: black; "><span style="font-size: 9pt; font-family: 'Courier New'; color: windowtext; "><o:p> </o:p></span></div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; color: black; "><span style="font-size: 9pt; font-family: 'Courier New'; color: windowtext; ">112233# use ${EXTEN:0:6})<o:p></o:p></span></div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; color: black; "><span style="font-size: 9pt; font-family: 'Courier New'; color: windowtext; ">123# use ${EXTEN:0:3})<o:p></o:p></span></div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; color: black; "><span style="font-size: 9pt; font-family: 'Courier New'; color: windowtext; ">123456789# use ${EXTEN:0:9})</span></div></div></div></span></blockquote><br></div><div>I think 'variable length' implied 'unknown length'...</div><div><br></div><div>S</div></body></html>