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| 0000891092-11-005195-index.html | 2011-08-08 15:55:25 | |
| 0000891092-11-005195.txt | 2011-08-08 15:55:25 | |
 0000891092-11-005195-xbrl.zip | 59078 | 2011-08-08 15:55:25 |
| e44711ex10_2.htm | 15044 | 2011-08-08 15:55:25 |
| e44711ex31_1.htm | 6155 | 2011-08-08 15:55:25 |
| e44711ex31_2.htm | 6152 | 2011-08-08 15:55:25 |
| e44711ex32_1.htm | 2749 | 2011-08-08 15:55:25 |
| e44711ex32_2.htm | 2745 | 2011-08-08 15:55:25 |
| e44711_10q.htm | 368500 | 2011-08-08 15:55:25 |
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| pgi-20110630.xsd | 18497 | 2011-08-08 15:55:25 |
| pgi-20110630_cal.xml | 43600 | 2011-08-08 15:55:25 |
| pgi-20110630_def.xml | 97975 | 2011-08-08 15:55:25 |
| pgi-20110630_lab.xml | 128829 | 2011-08-08 15:55:25 |
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| R1.htm | 31611 | 2011-08-08 15:55:25 |
| R10.htm | 16964 | 2011-08-08 15:55:25 |
| R11.htm | 13127 | 2011-08-08 15:55:25 |
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| R16.htm | 19496 | 2011-08-08 15:55:25 |
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| R2.htm | 106647 | 2011-08-08 15:55:25 |
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| R4.htm | 98887 | 2011-08-08 15:55:25 |
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| R9.htm | 15491 | 2011-08-08 15:55:25 |
| report.css | 2721 | 2011-08-08 15:55:25 |
| Show.js | 6423 | 2011-08-08 15:55:25 |