Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000711642-12-000062-index-headers.html | 2012-03-29 14:30:34 | |
| 0000711642-12-000062-index.html | 2012-03-29 14:30:34 | |
| 0000711642-12-000062.txt | 2012-03-29 14:30:34 | |
 0000711642-12-000062-xbrl.zip | 24799 | 2012-03-29 14:30:34 |
| FilingSummary.xml | 6217 | 2012-03-29 14:30:34 |
| Financial_Report.xls | 81272 | 2012-03-29 14:30:34 |
| hpgl-20111231.xml | 82457 | 2012-03-29 14:30:34 |
| hpgl-20111231.xsd | 10245 | 2012-03-29 14:30:34 |
| hpgl-20111231_cal.xml | 4403 | 2012-03-29 14:30:34 |
| hpgl-20111231_def.xml | 33783 | 2012-03-29 14:30:34 |
| hpgl-20111231_lab.xml | 61650 | 2012-03-29 14:30:34 |
| hpgl-20111231_pre.xml | 45560 | 2012-03-29 14:30:34 |
| hpl1211_10k.htm | 387265 | 2012-03-29 14:30:34 |
| hpl1211_ex311.htm | 9465 | 2012-03-29 14:30:34 |
| hpl1211_ex312.htm | 9935 | 2012-03-29 14:30:34 |
| hpl1211_ex321.htm | 10625 | 2012-03-29 14:30:34 |
| R1.htm | 33080 | 2012-03-29 14:30:34 |
| R10.htm | 30443 | 2012-03-29 14:30:34 |
| R11.htm | 13993 | 2012-03-29 14:30:34 |
| R2.htm | 57142 | 2012-03-29 14:30:34 |
| R3.htm | 49752 | 2012-03-29 14:30:34 |
| R4.htm | 12871 | 2012-03-29 14:30:34 |
| R5.htm | 63590 | 2012-03-29 14:30:34 |
| R6.htm | 24604 | 2012-03-29 14:30:34 |
| R7.htm | 14605 | 2012-03-29 14:30:34 |
| R8.htm | 7943 | 2012-03-29 14:30:34 |
| R9.htm | 6432 | 2012-03-29 14:30:34 |
| report.css | 2721 | 2012-03-29 14:30:34 |
| Show.js | 6423 | 2012-03-29 14:30:34 |