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| 0001140361-14-010413-index.html | 2014-03-03 06:06:16 | |
| 0001140361-14-010413.txt | 2014-03-03 06:06:16 | |
 0001140361-14-010413-xbrl.zip | 143772 | 2014-03-03 06:06:16 |
| ex21_1.htm | 3407 | 2014-03-03 06:06:16 |
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| ex31_1.htm | 11791 | 2014-03-03 06:06:16 |
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| ex32_1.htm | 4987 | 2014-03-03 06:06:16 |
| ex32_2.htm | 4966 | 2014-03-03 06:06:16 |
| FilingSummary.xml | 23515 | 2014-03-03 06:06:16 |
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| report.css | 2740 | 2014-03-03 06:06:16 |
| Show.js | 1410 | 2014-03-03 06:06:16 |
| vhc-20131231.xml | 1412859 | 2014-03-03 06:06:16 |
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| vhc-20131231_pre.xml | 341565 | 2014-03-03 06:06:16 |