Consolidated Balance Sheets (Unuadited) (USD $)	Mar. 31, 2014	Jun. 30, 2013
Current assets:
Cash and cash equivalents	$ 16,717,517	$ 19,167,632
Short-term investments		5,249,654
Prepaid expenses and other current assets	414,607	332,267
Total current assets	17,132,124	24,749,553
Property and equipment, net	188,340	266,415
Other assets	57,515	58,131
Total assets	17,377,979	25,074,099
Current liabilities:
Capital lease obligations	2,048	19,909
Accounts payable	431,767	338,726
Accrued expenses	1,947,114	1,701,727
Unearned revenue	1,000,000
Total current liabilities	3,380,929	2,060,362
Deferred rent	7,547	35,460
Total liabilities	3,388,476	2,095,822
Stockholders' equity:
Preferred stock of $.01 par value - authorized 10,000,000 shares; Series A Convertible; issued and outstanding 4,697 shares as of March 31, 2014 and June 30, 2013	47	47
Common stock of $.01 par value - authorized 300,000,000 shares; issued and outstanding 39,241,655 shares as of March 31, 2014 and 39,116,948 as of June 30, 2013, respectively	392,417	391,169
Additional paid-in capital	283,311,052	282,692,520
Accumulated deficit	(269,714,013)	(260,105,459)
Total stockholders' equity	13,989,503	22,978,277
Total liabilities and stockholders' equity	$ 17,377,979	$ 25,074,099