Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000950123-11-042004-index-headers.html | 2011-04-29 16:06:14 | |
| 0000950123-11-042004-index.html | 2011-04-29 16:06:14 | |
| 0000950123-11-042004.txt | 2011-04-29 16:06:14 | |
 0000950123-11-042004-xbrl.zip | 39698 | 2011-04-29 16:06:14 |
| b85466e10vq.htm | 393846 | 2011-04-29 16:06:14 |
| b85466exv10w1.htm | 89813 | 2011-04-29 16:06:14 |
| b85466exv31w1.htm | 6916 | 2011-04-29 16:06:14 |
| b85466exv31w2.htm | 6917 | 2011-04-29 16:06:14 |
| b85466exv32w1.htm | 3692 | 2011-04-29 16:06:14 |
| defnref.xml | 21791 | 2011-04-29 16:06:14 |
| FilingSummary.xml | 8988 | 2011-04-29 16:06:14 |
| Financial_Report.xls | 159279 | 2011-04-29 16:06:14 |
| R1.xml | 49517 | 2011-04-29 16:06:14 |
| R10.xml | 48658 | 2011-04-29 16:06:14 |
| R11.xml | 10888 | 2011-04-29 16:06:14 |
| R12.xml | 7784 | 2011-04-29 16:06:14 |
| R13.xml | 14793 | 2011-04-29 16:06:14 |
| R14.xml | 11406 | 2011-04-29 16:06:14 |
| R2.xml | 91166 | 2011-04-29 16:06:14 |
| R3.xml | 35839 | 2011-04-29 16:06:14 |
| R4.xml | 94333 | 2011-04-29 16:06:14 |
| R5.xml | 107507 | 2011-04-29 16:06:14 |
| R6.xml | 9806 | 2011-04-29 16:06:14 |
| R7.xml | 54509 | 2011-04-29 16:06:14 |
| R8.xml | 27207 | 2011-04-29 16:06:14 |
| R9.xml | 19428 | 2011-04-29 16:06:14 |
| vprt-20110331.xml | 183578 | 2011-04-29 16:06:14 |
| vprt-20110331.xsd | 10597 | 2011-04-29 16:06:14 |
| vprt-20110331_cal.xml | 34378 | 2011-04-29 16:06:14 |
| vprt-20110331_def.xml | 12463 | 2011-04-29 16:06:14 |
| vprt-20110331_lab.xml | 120435 | 2011-04-29 16:06:14 |
| vprt-20110331_pre.xml | 67207 | 2011-04-29 16:06:14 |