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Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $) | 6 Months Ended
--- | ---
Jun. 30, 2014 | Jun. 30, 2013
Cash flows from operating activities: |  |
Net loss | $ (2,648,809) | $ (1,187,236)
Adjustments to reconcile net loss to net cash used in operating activities: |  |
Depreciation expense | 2,084 | 1,182
Amortization of debt issuance costs | 49,166 | 44,830
Accretion of discount on convertible debentures | 401,521 | 201,502
Interest income on short-term investment | (16) | (80)
Change in fair value of conversion option and warrant liabilities | 458,182 | (268,357)
Stock-based compensation | 73,581 | 209,308
Loss on extinguishment of debt | 1,104,179 |
Bad debts expense | 36,099 |
Return of unvested consultant stock | (45,000) |
Changes in operating assets and liabilities: |  |
Accounts receivable | (26,480) | (608,161)
Costs and estimated earnings in excess of billings on uncompleted contracts |  | (98,802)
Inventory | (779,962) | (208,758)
Prepaid expenses and other current assets | 1,776 | (2,088)
Accounts payable and accrued expenses | (43,695) | 375,608
Accrued interest, related party | 4,065 | 4,065
Accrued interest | 64,985 | 70,704
Related party accounts payable and accrued expenses | 10,511 | 68,613
Billings in excess of costs and estimated earnings -on uncompleted contracts | (7,534) | (7,143)
Deferred revenue | 412,435 | 265,850
Net cash used in operating activities | (932,912) | (1,138,963)
Cash flows used in investing activities |  |
Purchase of equipment | (1,804) | (2,086)
Net cash used in investing activities | (1,804) | (2,086)
Cash flows from financing activities: |  |
Expenditures on debt issuance costs | (40,763) | (28,000)
Proceeds from exercise of stock options | 10,000 |
Proceeds from issuance of convertible debentures and warrants | 1,760,858 | 850,000
Principal payment of convertible debentures | (252,000) |
Net cash provided by (used in) financing activities | 1,478,095 | 822,000
Effect of exchange rate changes on cash |  | (3,730)
Net decrease in cash | 543,379 | (322,779)
Cash and cash equivalents - beginning of period | 594,248 | 868,067
Cash and cash equivalents - end of period | 1,137,627 | 545,288
Cash paid during the period for: |  |
Interest |  |
Supplemental disclosure of non-cash financing activities: |  |
In connection with the issuance of convertible debentures, $40,000 was paid for accrued interest and $24,142 was paid for debt issuance costs. |  |

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X
- Definition The cash inflow from the issuance of a long-term debt instrument which can be exchanged for a specified amount of another security, typically the entity's common stock, at the option of the issuer or the holder. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585 + Details
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X
- Definition The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt. + References No definition available. + Details
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- Definition The cash inflow associated with the amount received from holders exercising their stock options. This item inherently excludes any excess tax benefit, which the entity may have realized and reported separately. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (j) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3255-108585 + Details
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X
- Definition Amount of expense related to write-down of receivables to the amount expected to be collected. Includes, but is not limited to, accounts receivable and notes receivable. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.5) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 5 -Article 5 + Details
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X
- Definition The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 + Details
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