| Cash and cash equivalents | |
| Accounts receivable, net of allowance of $254 in both 2011 and 2010 | |
| Prepaid expenses and other current assets | |
| Total current assets | |
| Non-current investments | |
| Property and equipment, net | |
| Intangible assets, net | |
| Other non-current assets | |
| Total assets | |
| Accounts payable | |
| Accrued compensation and related benefits | |
| Accrued and other current liabilities | |
| Deferred revenues | |
| Billings in excess of recognized revenues | |
| Current portion of debt obligations | |
| Total current liabilities | |
| Long-term income taxes payable | |
| Other non-current liabilities | |
| Total liabilities | |
| Common stock, $0.00015 par value, 70,000 shares authorized: shares issued 31,904 and 31,276, respectively; shares outstanding 28,008 and 27,603, respectively | |
| Additional paid-in-capital | |
| Treasury stock at cost, 3,896 and 3,673 shares, respectively | |
| Accumulated deficit | |
| Accumulated other comprehensive income (loss) | |
| Total stockholders’ equity | |
| Total liabilities and stockholders’ equity |