cash flow
| Consolidated Statement of Cash Flow Data | ||||||||||||||
| 2010 | 2009 | 2008 | 2007 | 2006 | 2005 | 2004 | 2003 | 2002 | 2001 | 2000 | 1999 | 1998 | 1997 | |
| Cash used in operating activities: | ||||||||||||||
| Net loss | ($ 4,122,817) | ($ 3,346,251) | ($20,549,214) | ($19,951,551) | ($18,785,273) | ($17,562,462) | ($14,498,038) | ($19,594,798) | ($43,467,405) | ($48,701,057) | ($47,655,893) | ($28,052,573) | ($16,586,027) | ($18,012,635) |
| Adjustments to reconcile net loss to net cash used in operating activities: | ||||||||||||||
| Write-off of goodwill | 2,284,570 | 769,886 | ||||||||||||
| Depreciation and amortization | 404,795 | 259,210 | 395,253 | 355,884 | 663,033 | 841,729 | 854,629 | 1,241,035 | 2,000,705 | 4,251,956 | 3,167,138 | 767,994 | 487,155 | 609,661 |
| Reserve for note from affiliate | ||||||||||||||
| Provision for loss on officer note receivable | (999,518) | 999,518 | ||||||||||||
| Accretion of assured incremental yield on convertible debt | 119,000 | |||||||||||||
| Common stock issued in connection with License Agreement | ||||||||||||||
| Realized Gain on marketable securities | (80,971) | (4,330,248) | (234,759) | (542,457) | ||||||||||
| Net losses realized on GlobalWave investment | 2,332,159 | 3,406,491 | ||||||||||||
| Common stock issued for services renedered and additional interest on borrowings | 108,333 | 150,320 | 648,488 | 305,496 | ||||||||||
| Warrants issued as compensation for service | 80,609 | 43,176 | 143,500 | 1,075,240 | 1,552,235 | 5,411 | ||||||||
| Issuance of warrants to Aladdin | 2,939,000 | |||||||||||||
| Accrued interest on note payable | 15,388 | 39,707 | 56,624 | |||||||||||
| In Process research and development [indigo] | 2,176,000 | |||||||||||||
| Write off of impaired assets | 447,128 | 301,366 | 1,571,031 | 1,761,917 | ||||||||||
| Loss on Other than Temporary Decline in Marketable Equity Securities [SSP] | 11,513,099 | 1,736,682 | ||||||||||||
| Gain on termination of development contract with SSP | (1,818,000) | |||||||||||||
| Gain on decrease in value of warrant liability | (2,794) | (490,334) | (498,723) | (263,097) | ||||||||||
| Preferred stock issued for services rendered | ||||||||||||||
| Compensation associated with issuance of stock options | 1,724,874 | 2,813,816 | 2,105,941 | 1,969,271 | 1,556,042 | 7,294 | 146,389 | 367,247 | 552,554 | 318,609 | 234,723 | |||
| Total adjustments to reconcile net loss to cash used in operating activities | 3,218,611 | 1,984,084 | 2,948,322 | 2,325,155 | 2,216,281 | 277,718 | (3,592,367) | (66,774) | 14,777,100 | 12,919,838 | 8,634,114 | 2,008,942 | 2,962,308 | 4,805,078 |
| Changes in assets and liabilities: | ||||||||||||||
| (Decrease) increase in deferred revenue | 6,303,168 | 2,016,817 | 1,195,019 | (115,034) | (99,571) | 152,440 | 276,968 | 74,222 | (197,965) | 197,965 | (1,250,000) | 1,250,000 | ||
| Increase in accrued interest on note receivable | 142,540 | (62,129) | (80,410) | 105,985 | (4,818) | (12,318) | (17,319) | |||||||
| Increase (decrease) in inventorires | 1,112,818 | (530,906) | 43,236 | (193,462) | (431,686) | |||||||||
| (Increase) Decrease in accounts receivable | (7,744,529) | (2,148,191) | (536,444) | (529,533) | (301,193) | (236,018) | 9,633 | 368,844 | 50,219 | 92,478 | (194,834) | (424,358) | (67,500) | 70,358 |
| (Increase) Decrease in prepaid expenses | (111,866) | 20,624 | 111,375 | (132,507) | (67,149) | 34,230 | (76,718) | |||||||
| (Increase) Decrease in other assets | 18,842 | 6,664 | (3,388) | (5,315) | 63,973 | 23,935 | 93,570 | 50,688 | 1,026,365 | (112,278) | (870,604) | (243,833) | (37,241) | 129,141 |
| Increase (Decrease) in accounts payable and accrued expenses | (42,079) | (3,214,177) | 4,402,514 | 217,971 | (53,801) | 189,086 | 63,540 | (567,853) | (655,264) | (2,638,780) | 26,365 | 3,345,840 | 1,695,479 | 600,095 |
| Increase in amounts due to charities | (243,197) | (19,959) | (159,897) | 423,053 | ||||||||||
| Increase in cash restricted on behalf of charities | 211,717 | 23,836 | 122,978 | (358,531) | ||||||||||
| Net cash used in operating activities | (2,480,670) | (4,680,430) | (12,431,816) | (18,190,814) | (17,026,733) | (17,121,071) | (17,754,892) | (18,476,436) | (29,096,904) | (38,214,486) | (40,148,329) | (25,052,486) | (10,795,299) | (12,425,282) |
| Cash flows from investing activities: | ||||||||||||||
| Acquisition of property and equipment | (528,138) | (88,007) | (232,512) | (618,672) | (328,604) | (160,829) | (304,172) | (985,146) | (1,148,723) | (1,507,598) | (3,829,300) | (2,106,639) | (590,619) | (644,671) |
| Investment in GlobalWave joint venture | (1,559,250) | (4,142,000) | ||||||||||||
| Cash received in GlobalWave acquisition | 1,380,464 | |||||||||||||
| Purchase of intangible assets | (1,100,000) | (750,000) | (1,750,000) | |||||||||||
| Short-term loans to affilitate | ||||||||||||||
| Organizational costs | ||||||||||||||
| Proceeds provided by sales of marketable equity securities | 336,309 | 6,759,751 | 430,934 | 2,162,457 | ||||||||||
| Exercise of warrant to acquire marketable secuirties-available for sale | (1,620,000) | |||||||||||||
| Net cash provided by (used in) investing activities | (1,628,138) | (88,007) | (232,512) | (618,672) | (328,604) | 175,480 | 6,455,579 | (554,212) | (1,327,509) | (1,507,598) | (6,558,843) | (5,476,639) | (590,619) | (644,671) |
| Cash flows from financing activities: | ||||||||||||||
| Payments on capital lease obligation | (61,857) | (63,537) | (26,898) | |||||||||||
| Net proceeds from issuance of common stock | 5,494,780 | 7,011,013 | 14,229,331 | 22,428,249 | 10,622,054 | 8,286,920 | 11,924,486 | 44,099 | 754,953 | 121,072,842 | 30,874,435 | 10,644,264 | 11,860,970 | |
| Proceeds from employee options under stock plans | 601,807 | 260,285 | 229,428 | 328,432 | 287,834 | 354,047 | ||||||||
| Proceeds from employee option exercises | 1,284,629 | |||||||||||||
| Proceeds from the exercise of warrants | 3,979,291 | 102,800 | 600,000 | 2,169,600 | ||||||||||
| Cash paid in lieu of fractional shares in reverse stock split | (54) | (241) | (774) | |||||||||||
| Net proceeds from issuance of preferred stock and warrants | 2,688,372 | 4,780,540 | 2,777,500 | 3,555,500 | ||||||||||
| Payment on (issuance of) note receivable from stockholder | 1,135,320 | 164,319 | (1,299,640) | 48,175 | 75,000 | 50,000 | ||||||||
| Payment of dividends on preferred stock | (77,440) | (212,517) | ||||||||||||
| Proceeds from notes payable and warrants to stockholders | 2,000,000 | |||||||||||||
| Repayments of notes payable to stockholders | ||||||||||||||
| Proceeds from notes payable and warrants | ||||||||||||||
| Repayment of note payable | ||||||||||||||
| Redemption of Preferred Stock | (506,440) | |||||||||||||
| Net cash provided by financing activities | 5,803,870 | 5,716,888 | 9,,901,861 | 14,557,522 | 23,315,309 | 13,145,701 | 8,286,920 | 17,627,829 | 208,418 | (544,687) | 121,121,017 | 32,367,995 | 13,496,764 | 15,466,470 |
| Net (decrease) increase in cash and cash equivalents | 1,695,062 | 948,451 | (2,762,467) | (4,251,964) | 5,959,972 | (3,799,890) | (3,012,393) | (1,402,819) | (30,215,995) | (40,266,771) | 74,413,845 | 1,838,870 | 2,110,846 | 2,396,517 |
| Cash and cash equivalents at beginning of year | 1,900,014 | 951,563 | 3,714,030 | 7,965,994 | 2,006,022 | 5,805,912 | 8,818,305 | 10,221,124 | 40,437,119 | 80,703,890 | 6,290,045 | 4,451,175 | 2,340,329 | 4,196,758 |