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4. ACCRUED EXPENSES (Details) - USD ($)	Sep. 30, 2015	Dec. 31, 2014
Payables and Accruals [Abstract]
Accrued vacation	$ 134,401	$ 122,537
Accrued officers' salary	68,749	68,749
Accrued interest	217,462	173,437
Accrued estimated losses on contracts	0	1,590
Accrued insurance financing	6,660	0
Other accrued expense	1,166	1,913
Total accrued expenses	$ 428,438	$ 368,226

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Accrued estimated losses on contracts

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Carrying value as of the balance sheet date of obligations incurred through that date and payable to insurance entities to mitigate potential loss from various risks or to satisfy a promise to provide certain coverage's to employees. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Carrying value as of the balance sheet date of the obligations incurred through that date and payable for employees' services provided. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Carrying value as of the balance sheet date of obligations incurred and payable for unused vacation time owed to employees based on the entity's vacation benefit given to its employees. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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