Note 12: Accrued Liabilities
Accrued liabilities at December 31, 2007 and 2006, comprised the following:
| December 31, | |||
| 2007 | 2006 | ||
| Accruals for services | $187,062 | $145,862 | |
| Accrued payroll and vacation | 101,901 | 80,269 | |
| Accruals for payments to social funds | 53,109 | 51,665 | |
| Accruals for taxes | 60,905 | 68,098 | |
| Interest payable on debt | 61,528 | 59,834 | |
| Total accrued liabilities | $464,505 | $405,728 | |