| Quarterly financial information |
The following tables provide quarterly data for fiscal years ended June 30, 2012 and 2011.
| | First Quarter Ended September 30, 2011 | | | Second Quarter Ended December 31, 2011 | | | Third Quarter Ended March 31, 2012 | | | Fourth Quarter Ended June 30, 2012 | | | | $ | 4,859,000 | | | $ | 4,775,000 | | | $ | 4,908,000 | | | $ | 4,481,000 | | | | $ | 1,999,000 | | | $ | 1,704,000 | | | $ | 1,181,000 | | | $ | 1,449,000 | | | | $ | (1,208,000 | ) | | $ | (1,278,000 | ) | | $ | (1,762,000 | ) | | $ | (738,000 | ) | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Basic and diluted net loss per common share | | $ | (0.07 | ) | | $ | (0.08 | ) | | $ | (0.11 | ) | | $ | (0.04 | ) | Shares used in computing per share data | | | 16,363,033 | | | | 16,378,033 | | | | 16,406,366 | | | | 16,408,599 | |
| | First Quarter Ended September 30, 2010 | | | Second Quarter Ended December 31, 2010 | | | Third Quarter Ended March 31, 2011 | | | Fourth Quarter Ended June 30, 2011 | | | | | | | | | | | | | | | | | $ | 6,997,000 | | | $ | 5,860,000 | | | $ | 5,165,000 | | | $ | 5,378,000 | | | | $ | 2,595,000 | | | $ | 2,356,000 | | | $ | 2,020,000 | | | $ | 1,866,000 | | | | $ | (68,000 | ) | | $ | (486,000 | ) | | $ | (845,000 | ) | | $ | (1,168,000 | ) | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Basic and diluted net loss per common share | | $ | (0.00 | ) | | $ | (0.03 | ) | | $ | (0.06 | ) | | $ | (0.07 | ) | | | | | | | | | | | | | | | | | | Shares used in computing per share data | | | 14,230,271 | | | | 14,048,649 | | | | 14,846,366 | | | | 16,346,366 | |
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