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   &lt;!-- Begin Block Tagged Note 3 - us-gaap:FairValueDisclosuresTextBlock--&gt;
   &lt;p style="margin-top:18px;margin-bottom:0px"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&lt;b&gt;3. Fair Value Measurements &lt;/b&gt;&lt;/font&gt;&lt;/p&gt;
   &lt;p style="margin-top:6px;margin-bottom:0px; text-indent:4%"&gt;&lt;font style="font-family:times new roman" size="2"&gt;We measure our cash equivalents and short-term investments at fair value. Fair value is an exit price, representing the
   amount that would be received to sell an asset or paid to transfer a liability in an orderly transaction between market participants. As such, fair value is a market-based measurement that should be determined based on assumptions that market
   participants would use in pricing an asset or a liability. A three-tier fair value hierarchy is established as a basis for considering such assumptions and for inputs used in the valuation methodologies in measuring fair value: &lt;/font&gt;&lt;/p&gt;
   &lt;p style="font-size:6px;margin-top:0px;margin-bottom:0px"&gt;&amp;#160;&lt;/p&gt;
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   &lt;td width="9%" valign="top" align="left"&gt;&lt;font style="font-family:times new roman" size="2"&gt;Level&amp;#160;1:&lt;/font&gt;&lt;/td&gt;
   &lt;td align="left" valign="top"&gt;&lt;font style="font-family:times new roman" size="2"&gt;Quoted prices in active markets for identical assets or liabilities. &lt;/font&gt;&lt;/td&gt;
   &lt;/tr&gt;
   &lt;/table&gt;
   &lt;p style="font-size:6px;margin-top:0px;margin-bottom:0px"&gt;&amp;#160;&lt;/p&gt;
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   &lt;td width="4%"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td width="9%" valign="top" align="left"&gt;&lt;font style="font-family:times new roman" size="2"&gt;Level&amp;#160;2:&lt;/font&gt;&lt;/td&gt;
   &lt;td align="left" valign="top"&gt;&lt;font style="font-family:times new roman" size="2"&gt;Directly or indirectly observable market-based inputs or unobservable inputs used in models or other valuation methodologies. &lt;/font&gt;&lt;/td&gt;
   &lt;/tr&gt;
   &lt;/table&gt;
   &lt;p style="font-size:6px;margin-top:0px;margin-bottom:0px"&gt;&amp;#160;&lt;/p&gt;
   &lt;table style="border-collapse:collapse; text-align: left" border="0" cellpadding="0" cellspacing="0" width="100%"&gt;
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   &lt;td width="4%"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td width="9%" valign="top" align="left"&gt;&lt;font style="font-family:times new roman" size="2"&gt;Level&amp;#160;3:&lt;/font&gt;&lt;/td&gt;
   &lt;td align="left" valign="top"&gt;&lt;font style="font-family:times new roman" size="2"&gt;Unobservable inputs that are not corroborated by market data. The inputs require significant management judgment or estimation. &lt;/font&gt;&lt;/td&gt;
   &lt;/tr&gt;
   &lt;/table&gt;
   &lt;p style="margin-top:12px;margin-bottom:0px; text-indent:4%"&gt;&lt;font style="font-family:times new roman" size="2"&gt;We classify our cash equivalents and short-term investments within Level 1 or Level 2 because our cash equivalents and short-term
   investments are valued using quoted market prices or alternative pricing sources and models utilizing market observable inputs. &lt;/font&gt;&lt;/p&gt;
   &lt;p style="font-size:1px;margin-top:12px;margin-bottom:0px"&gt;&amp;#160;&lt;/p&gt;
   &lt;p style="margin-top:0px;margin-bottom:0px; text-indent:4%"&gt;&lt;font style="font-family:times new roman" size="2"&gt;Assets and liabilities measured at
   fair value on a recurring basis as of June&amp;#160;30, 2013 and December&amp;#160;31, 2012 are summarized below (in thousands): &lt;/font&gt;&lt;/p&gt;
   &lt;p style="font-size:12px;margin-top:0px;margin-bottom:0px"&gt;&amp;#160;&lt;/p&gt;
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   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom" colspan="14" align="center" style="border-bottom:1px solid #000000"&gt;&lt;font style="font-family:times new roman" size="1"&gt;&lt;b&gt;June&amp;#160;30, 2013&lt;/b&gt;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
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   &lt;td valign="bottom" colspan="2" align="center" style="border-bottom:1px solid #000000"&gt;&lt;font style="font-family:times new roman" size="1"&gt;&lt;b&gt;Quoted&amp;#160;Prices&amp;#160;in&lt;br /&gt;Active&amp;#160;Markets&amp;#160;for&lt;br /&gt;Identical Assets&lt;br /&gt;(Level 1)&lt;/b&gt;&lt;/font&gt;&lt;/td&gt;
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   &lt;td valign="bottom" colspan="2" align="center" style="border-bottom:1px solid #000000"&gt;&lt;font style="font-family:times new roman" size="1"&gt;&lt;b&gt;Direct&amp;#160;or&amp;#160;Indirect&lt;br /&gt;Observable&lt;br /&gt;Inputs (Level 2)&lt;/b&gt;&lt;/font&gt;&lt;/td&gt;
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   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom" colspan="2" align="center" style="border-bottom:1px solid #000000"&gt;&lt;font style="font-family:times new roman" size="1"&gt;&lt;b&gt;Significant&lt;br /&gt;Unobservable&lt;br /&gt;Inputs&lt;br /&gt;(Level 3)&lt;/b&gt;&lt;/font&gt;&lt;/td&gt;
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   &lt;td valign="bottom" colspan="2" align="center" style="border-bottom:1px solid #000000"&gt;&lt;font style="font-family:times new roman" size="1"&gt;&lt;b&gt;Total&lt;/b&gt;&lt;/font&gt;&lt;/td&gt;
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   &lt;p style="margin-left:1.00em; text-indent:-1.00em"&gt;&lt;font style="font-family:times new roman" size="2"&gt;Assets&lt;/font&gt;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
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   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
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   &lt;p style="margin-left:1.00em; text-indent:-1.00em"&gt;&lt;font style="font-family:times new roman" size="2"&gt;Cash equivalents:&lt;/font&gt;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
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   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
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   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
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   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
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   &lt;p style="margin-left:3.00em; text-indent:-1.00em"&gt;&lt;font style="font-family:times new roman" size="2"&gt;Money market funds&lt;/font&gt;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;$&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;8,777&lt;/font&gt;&lt;/td&gt;
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   &lt;p style="margin-left:1.00em; text-indent:-1.00em"&gt;&lt;font style="font-family:times new roman" size="2"&gt;Short-term investments:&lt;/font&gt;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;/tr&gt;
   &lt;tr&gt;
   &lt;td valign="top"&gt;
   &lt;p style="margin-left:3.00em; text-indent:-1.00em"&gt;&lt;font style="font-family:times new roman" size="2"&gt;Corporate commercial paper&lt;/font&gt;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#8212;&amp;#160;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;1,250&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#8212;&amp;#160;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;1,250&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;/tr&gt;
   &lt;tr bgcolor="#cceeff"&gt;
   &lt;td valign="top"&gt;
   &lt;p style="margin-left:3.00em; text-indent:-1.00em"&gt;&lt;font style="font-family:times new roman" size="2"&gt;Foreign government bonds&lt;/font&gt;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#8212;&amp;#160;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;1,001&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#8212;&amp;#160;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;1,001&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;/tr&gt;
   &lt;tr&gt;
   &lt;td valign="top"&gt;
   &lt;p style="margin-left:3.00em; text-indent:-1.00em"&gt;&lt;font style="font-family:times new roman" size="2"&gt;Corporate debt securities&lt;/font&gt;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#8212;&amp;#160;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;7,080&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#8212;&amp;#160;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;7,080&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;/tr&gt;
   &lt;tr style="font-size:1px"&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:1px solid #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:1px solid #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:1px solid #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:1px solid #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:1px solid #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:1px solid #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:1px solid #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:1px solid #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td&gt;&amp;#160;&lt;/td&gt;
   &lt;/tr&gt;
   &lt;tr bgcolor="#cceeff"&gt;
   &lt;td valign="top"&gt;
   &lt;p style="margin-left:1.00em; text-indent:-1.00em"&gt;&lt;font style="font-family:times new roman" size="2"&gt;Total short-term investments&lt;/font&gt;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#8212;&amp;#160;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;9,331&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#8212;&amp;#160;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;9,331&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;/tr&gt;
   &lt;tr&gt;
   &lt;td valign="top"&gt;
   &lt;p style="margin-left:1.00em; text-indent:-1.00em"&gt;&lt;font style="font-family:times new roman" size="2"&gt;Restricted cash&amp;#8212;money market fund&lt;/font&gt;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;875&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#8212;&amp;#160;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#8212;&amp;#160;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;875&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;/tr&gt;
   &lt;tr style="font-size:1px"&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:1px solid #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:1px solid #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:1px solid #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:1px solid #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:1px solid #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:1px solid #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:1px solid #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:1px solid #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td&gt;&amp;#160;&lt;/td&gt;
   &lt;/tr&gt;
   &lt;tr bgcolor="#cceeff"&gt;
   &lt;td valign="top"&gt;
   &lt;p style="margin-left:1.00em; text-indent:-1.00em"&gt;&lt;font style="font-family:times new roman" size="2"&gt;Total assets measured at fair value&lt;/font&gt;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;$&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;9,652&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;$&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;9,331&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;$&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#8212;&amp;#160;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;$&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;18,983&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;/tr&gt;
   &lt;tr style="font-size:1px"&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:3px double #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:3px double #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
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   &lt;p style="border-top:3px double #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
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   &lt;p style="border-top:3px double #000000"&gt;&amp;#160;&lt;/p&gt;
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   &lt;p style="border-top:3px double #000000"&gt;&amp;#160;&lt;/p&gt;
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   &lt;td&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
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   &lt;p style="border-top:3px double #000000"&gt;&amp;#160;&lt;/p&gt;
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   &lt;p style="border-top:3px double #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td&gt;&amp;#160;&lt;/td&gt;
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   &lt;!-- End Table Body --&gt;
   &lt;/table&gt;
   &lt;p style="font-size:12px;margin-top:0px;margin-bottom:0px"&gt;&amp;#160;&lt;/p&gt;
   &lt;table cellspacing="0" cellpadding="0" width="92%" border="0" style="border-collapse:collapse; text-align: left" align="center"&gt;
   &lt;!-- Begin Table Head --&gt;
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   &lt;td width="52%"&gt;&amp;#160;&lt;/td&gt;
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   &lt;td&gt;&amp;#160;&lt;/td&gt;
   &lt;td&gt;&amp;#160;&lt;/td&gt;
   &lt;td&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom" width="8%"&gt;&amp;#160;&lt;/td&gt;
   &lt;td&gt;&amp;#160;&lt;/td&gt;
   &lt;td&gt;&amp;#160;&lt;/td&gt;
   &lt;td&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom" width="8%"&gt;&amp;#160;&lt;/td&gt;
   &lt;td&gt;&amp;#160;&lt;/td&gt;
   &lt;td&gt;&amp;#160;&lt;/td&gt;
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   &lt;td valign="bottom" width="8%"&gt;&amp;#160;&lt;/td&gt;
   &lt;td&gt;&amp;#160;&lt;/td&gt;
   &lt;td&gt;&amp;#160;&lt;/td&gt;
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   &lt;tr&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom" colspan="14" align="center" style="border-bottom:1px solid #000000"&gt;&lt;font style="font-family:times new roman" size="1"&gt;&lt;b&gt;December&amp;#160;31, 2012&lt;/b&gt;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
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   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom" colspan="2" align="center" style="border-bottom:1px solid #000000"&gt;&lt;font style="font-family:times new roman" size="1"&gt;&lt;b&gt;Quoted&amp;#160;Prices&amp;#160;in&lt;br /&gt;Active&amp;#160;Markets&amp;#160;for&lt;br /&gt;Identical Assets&lt;br /&gt;(Level 1)&lt;/b&gt;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom" colspan="2" align="center" style="border-bottom:1px solid #000000"&gt;&lt;font style="font-family:times new roman" size="1"&gt;&lt;b&gt;Direct&amp;#160;or&amp;#160;Indirect&lt;br /&gt;Observable&lt;br /&gt;Inputs (Level 2)&lt;/b&gt;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom" colspan="2" align="center" style="border-bottom:1px solid #000000"&gt;&lt;font style="font-family:times new roman" size="1"&gt;&lt;b&gt;Significant&lt;br /&gt;Unobservable&lt;br /&gt;Inputs&lt;br /&gt;(Level 3)&lt;/b&gt;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom" colspan="2" align="center" style="border-bottom:1px solid #000000"&gt;&lt;font style="font-family:times new roman" size="1"&gt;&lt;b&gt;Total&lt;/b&gt;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;/tr&gt;
   &lt;!-- End Table Head --&gt;
   &lt;!-- Begin Table Body --&gt;
   &lt;tr bgcolor="#cceeff"&gt;
   &lt;td valign="top"&gt;
   &lt;p style="margin-left:1.00em; text-indent:-1.00em"&gt;&lt;font style="font-family:times new roman" size="2"&gt;Assets&lt;/font&gt;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;/tr&gt;
   &lt;tr&gt;
   &lt;td valign="top"&gt;
   &lt;p style="margin-left:1.00em; text-indent:-1.00em"&gt;&lt;font style="font-family:times new roman" size="2"&gt;Cash equivalents:&lt;/font&gt;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;/tr&gt;
   &lt;tr bgcolor="#cceeff"&gt;
   &lt;td valign="top"&gt;
   &lt;p style="margin-left:3.00em; text-indent:-1.00em"&gt;&lt;font style="font-family:times new roman" size="2"&gt;Money market funds&lt;/font&gt;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;$&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;7,313&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;$&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#8212;&amp;#160;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;$&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#8212;&amp;#160;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;$&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;7,313&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;/tr&gt;
   &lt;tr style="font-size:1px"&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:1px solid #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:1px solid #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:1px solid #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:1px solid #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:1px solid #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:1px solid #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:1px solid #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:1px solid #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td&gt;&amp;#160;&lt;/td&gt;
   &lt;/tr&gt;
   &lt;tr&gt;
   &lt;td valign="top"&gt;
   &lt;p style="margin-left:1.00em; text-indent:-1.00em"&gt;&lt;font style="font-family:times new roman" size="2"&gt;Total cash equivalents&lt;/font&gt;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;7,313&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#8212;&amp;#160;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#8212;&amp;#160;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;7,313&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;/tr&gt;
   &lt;tr bgcolor="#cceeff"&gt;
   &lt;td valign="top"&gt;
   &lt;p style="margin-left:1.00em; text-indent:-1.00em"&gt;&lt;font style="font-family:times new roman" size="2"&gt;Short-term investments:&lt;/font&gt;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;/tr&gt;
   &lt;tr&gt;
   &lt;td valign="top"&gt;
   &lt;p style="margin-left:3.00em; text-indent:-1.00em"&gt;&lt;font style="font-family:times new roman" size="2"&gt;Municipal securities&lt;/font&gt;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#8212;&amp;#160;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;356&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#8212;&amp;#160;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;356&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;/tr&gt;
   &lt;tr bgcolor="#cceeff"&gt;
   &lt;td valign="top"&gt;
   &lt;p style="margin-left:3.00em; text-indent:-1.00em"&gt;&lt;font style="font-family:times new roman" size="2"&gt;Corporate commercial paper&lt;/font&gt;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#8212;&amp;#160;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;4,374&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#8212;&amp;#160;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;4,374&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;/tr&gt;
   &lt;tr&gt;
   &lt;td valign="top"&gt;
   &lt;p style="margin-left:3.00em; text-indent:-1.00em"&gt;&lt;font style="font-family:times new roman" size="2"&gt;Foreign government bonds&lt;/font&gt;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#8212;&amp;#160;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;999&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#8212;&amp;#160;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;999&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;/tr&gt;
   &lt;tr bgcolor="#cceeff"&gt;
   &lt;td valign="top"&gt;
   &lt;p style="margin-left:3.00em; text-indent:-1.00em"&gt;&lt;font style="font-family:times new roman" size="2"&gt;Corporate debt securities&lt;/font&gt;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#8212;&amp;#160;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;4,097&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#8212;&amp;#160;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;4,097&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;/tr&gt;
   &lt;tr style="font-size:1px"&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:1px solid #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:1px solid #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:1px solid #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:1px solid #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:1px solid #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:1px solid #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:1px solid #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:1px solid #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td&gt;&amp;#160;&lt;/td&gt;
   &lt;/tr&gt;
   &lt;tr&gt;
   &lt;td valign="top"&gt;
   &lt;p style="margin-left:1.00em; text-indent:-1.00em"&gt;&lt;font style="font-family:times new roman" size="2"&gt;Total short-term investments&lt;/font&gt;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#8212;&amp;#160;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;9,826&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#8212;&amp;#160;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;9,826&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;/tr&gt;
   &lt;tr bgcolor="#cceeff"&gt;
   &lt;td valign="top"&gt;
   &lt;p style="margin-left:1.00em; text-indent:-1.00em"&gt;&lt;font style="font-family:times new roman" size="2"&gt;Restricted cash&amp;#8212;money market fund&lt;/font&gt;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;875&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#8212;&amp;#160;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#8212;&amp;#160;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;875&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;/tr&gt;
   &lt;tr style="font-size:1px"&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:1px solid #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:1px solid #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:1px solid #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:1px solid #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:1px solid #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:1px solid #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:1px solid #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:1px solid #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td&gt;&amp;#160;&lt;/td&gt;
   &lt;/tr&gt;
   &lt;tr&gt;
   &lt;td valign="top"&gt;
   &lt;p style="margin-left:1.00em; text-indent:-1.00em"&gt;&lt;font style="font-family:times new roman" size="2"&gt;Total assets measured at fair value&lt;/font&gt;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;$&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;8,188&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;$&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;9,826&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;$&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#8212;&amp;#160;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&lt;font size="1"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;$&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom" align="right"&gt;&lt;font style="font-family:times new roman" size="2"&gt;18,014&lt;/font&gt;&lt;/td&gt;
   &lt;td nowrap="nowrap" valign="bottom"&gt;&lt;font style="font-family:times new roman" size="2"&gt;&amp;#160;&lt;/font&gt;&lt;/td&gt;
   &lt;/tr&gt;
   &lt;tr style="font-size:1px"&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:3px double #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:3px double #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:3px double #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:3px double #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:3px double #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:3px double #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;&amp;#160;&lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:3px double #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td valign="bottom"&gt;
   &lt;p style="border-top:3px double #000000"&gt;&amp;#160;&lt;/p&gt;
   &lt;/td&gt;
   &lt;td&gt;&amp;#160;&lt;/td&gt;
   &lt;/tr&gt;
   &lt;!-- End Table Body --&gt;
   &lt;/table&gt;
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