PLKC filed on 12/31/2007 SEC EDGAR Filings <a href="http://knobias.10kwizard.com/filing.php?repo=tenk&ipage=5359374&doc=1&total=&back=2&g=&attach=on" target="_blank">http://knobias.10kwizard.com/filing.php?repo=tenk&ipage=5359374&doc=1&total=&back=2&g=&attach=on</a>