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| 0001354488-14-001496-index.html | 2014-03-31 12:02:04 | |
| 0001354488-14-001496.txt | 2014-03-31 12:02:04 | |
 0001354488-14-001496-xbrl.zip | 48047 | 2014-03-31 12:02:04 |
| FilingSummary.xml | 20391 | 2014-03-31 12:02:04 |
| Financial_Report.xls | 315829 | 2014-03-31 12:02:04 |
| Financial_Report.xlsx | 77770 | 2014-03-31 12:02:04 |
| pgai-20131231.xml | 325340 | 2014-03-31 12:02:04 |
| pgai-20131231.xsd | 28163 | 2014-03-31 12:02:04 |
| pgai-20131231_cal.xml | 33797 | 2014-03-31 12:02:04 |
| pgai-20131231_def.xml | 34364 | 2014-03-31 12:02:04 |
| pgai-20131231_lab.xml | 156560 | 2014-03-31 12:02:04 |
| pgai-20131231_pre.xml | 124239 | 2014-03-31 12:02:04 |
| pgai_10k.htm | 822439 | 2014-03-31 12:02:04 |
| pgai_ex21.htm | 8350 | 2014-03-31 12:02:04 |
| pgai_ex311.htm | 13850 | 2014-03-31 12:02:04 |
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| report.css | 2740 | 2014-03-31 12:02:04 |
| Show.js | 1410 | 2014-03-31 12:02:04 |