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Balance Sheets (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2011
Dec. 31, 2010
Current Assets:    
Cash and cash equivalents $ 17,974 $ 2,109
Accounts receivable, net    110
Prepaid expenses and other current assets 266 282
Total current assets 18,240 2,501
Property and equipment, net 1,075 357
Other long-term assets 130 53
Total Assets 19,445 2,911
Current Liabilities:    
Accounts payable 1,010 159
Accrued expenses 1,498 461
Accrued disposition costs 1,082 703
Convertible notes payable to related parties, net of discount 103   
Deferred revenue    237
Total current liabilities 3,693 1,560
Deferred revenue    35
Total Liabilities 3,693 1,595
Stockholders' Equity:    
Preferred stock, 2,500,000 shares authorized; none issued or outstanding at December 31, 2011 and 2010      
Common stock, $0.01 par value, 1,500,000,000 and 100,000,000 shares authorized; and 200,046,292 and 40,143,227 issued and outstanding at December 31, 2011 and 2010, respectively 2,002 401
Additional paid-in capital 173,989 149,340
Accumulated deficit (160,239) (148,425)
Total Stockholders' Equity 15,752 1,316
Total Liabilities and Stockholders' Equity $ 19,445 $ 2,911