Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0001104659-11-045214-index-headers.html | 2011-08-09 11:17:08 | |
| 0001104659-11-045214-index.html | 2011-08-09 11:17:08 | |
| 0001104659-11-045214.txt | 2011-08-09 11:17:08 | |
 0001104659-11-045214-xbrl.zip | 48363 | 2011-08-09 11:17:08 |
| a11-12709_110q.htm | 1066643 | 2011-08-09 11:17:08 |
| a11-12709_1ex31d1.htm | 13123 | 2011-08-09 11:17:08 |
| a11-12709_1ex31d2.htm | 13087 | 2011-08-09 11:17:08 |
| a11-12709_1ex32d1.htm | 4688 | 2011-08-09 11:17:08 |
| a11-12709_1ex32d2.htm | 4683 | 2011-08-09 11:17:08 |
| FilingSummary.xml | 7973 | 2011-08-09 11:17:08 |
| Financial_Report.xls | 338446 | 2011-08-09 11:17:08 |
 g127091ba01i001.jpg | 2695 | 2011-08-09 11:17:08 |
| neng-20110630.xml | 359285 | 2011-08-09 11:17:08 |
| neng-20110630.xsd | 11817 | 2011-08-09 11:17:08 |
| neng-20110630_cal.xml | 34386 | 2011-08-09 11:17:08 |
| neng-20110630_def.xml | 57925 | 2011-08-09 11:17:08 |
| neng-20110630_lab.xml | 187633 | 2011-08-09 11:17:08 |
| neng-20110630_pre.xml | 94312 | 2011-08-09 11:17:08 |
| R1.htm | 107929 | 2011-08-09 11:17:08 |
| R10.htm | 13618 | 2011-08-09 11:17:08 |
| R11.htm | 31178 | 2011-08-09 11:17:08 |
| R12.htm | 22728 | 2011-08-09 11:17:08 |
| R13.htm | 38752 | 2011-08-09 11:17:08 |
| R14.htm | 8544 | 2011-08-09 11:17:08 |
| R15.htm | 27537 | 2011-08-09 11:17:08 |
| R2.htm | 34858 | 2011-08-09 11:17:08 |
| R3.htm | 65249 | 2011-08-09 11:17:08 |
| R4.htm | 95524 | 2011-08-09 11:17:08 |
| R5.htm | 13276 | 2011-08-09 11:17:08 |
| R6.htm | 47636 | 2011-08-09 11:17:08 |
| R7.htm | 37072 | 2011-08-09 11:17:08 |
| R8.htm | 91238 | 2011-08-09 11:17:08 |
| R9.htm | 63874 | 2011-08-09 11:17:08 |
| report.css | 2721 | 2011-08-09 11:17:08 |
| Show.js | 6423 | 2011-08-09 11:17:08 |