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|---|---|---|
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| 0001289863-11-000006-index.html | 2011-11-08 16:12:32 | |
| 0001289863-11-000006.txt | 2011-11-08 16:12:32 | |
 0001289863-11-000006-xbrl.zip | 52261 | 2011-11-08 16:12:32 |
| FilingSummary.xml | 7731 | 2011-11-08 16:12:32 |
| Financial_Report.xls | 95072 | 2011-11-08 16:12:32 |
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| R10.htm | 8214 | 2011-11-08 16:12:32 |
| R11.htm | 14497 | 2011-11-08 16:12:32 |
| R12.htm | 5547 | 2011-11-08 16:12:32 |
| R13.htm | 4509 | 2011-11-08 16:12:32 |
| R2.htm | 106506 | 2011-11-08 16:12:32 |
| R3.htm | 33902 | 2011-11-08 16:12:32 |
| R4.htm | 66355 | 2011-11-08 16:12:32 |
| R5.htm | 111648 | 2011-11-08 16:12:32 |
| R6.htm | 6416 | 2011-11-08 16:12:32 |
| R7.htm | 11663 | 2011-11-08 16:12:32 |
| R8.htm | 18078 | 2011-11-08 16:12:32 |
| R9.htm | 37060 | 2011-11-08 16:12:32 |
| report.css | 2721 | 2011-11-08 16:12:32 |
| Show.js | 6423 | 2011-11-08 16:12:32 |
| spro-20110930.xml | 99611 | 2011-11-08 16:12:32 |
| spro-20110930.xsd | 11052 | 2011-11-08 16:12:32 |
| spro-20110930_cal.xml | 38467 | 2011-11-08 16:12:32 |
| spro-20110930_def.xml | 79949 | 2011-11-08 16:12:32 |
| spro-20110930_lab.xml | 176565 | 2011-11-08 16:12:32 |
| spro-20110930_pre.xml | 97142 | 2011-11-08 16:12:32 |
| spro-2011930x10q.htm | 493328 | 2011-11-08 16:12:32 |
| spro-2011930_ex311.htm | 16087 | 2011-11-08 16:12:32 |
| spro-2011930_ex312.htm | 16099 | 2011-11-08 16:12:32 |
| spro-2011930_ex321.htm | 13620 | 2011-11-08 16:12:32 |