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&lt;div&gt;&lt;!--StartFragment--&gt; &lt;p style="MARGIN: 0px"&gt;Accounts receivable consisted of the following at December 31, 2012 and 2011:&lt;/p&gt; &lt;p style="MARGIN: 0px"&gt;&lt;br /&gt; &lt;/p&gt; &lt;table style="MARGIN-TOP: 0px; FONT-SIZE: 10pt" cellspacing="0" cellpadding="0" width="100%"&gt; &lt;tr style="FONT-SIZE: 0px"&gt; &lt;td&gt;&amp;nbsp;&lt;/td&gt; &lt;td width="6"&gt;&amp;nbsp;&lt;/td&gt; &lt;td width="8"&gt;&amp;nbsp;&lt;/td&gt; &lt;td width="75"&gt;&amp;nbsp;&lt;/td&gt; &lt;td width="6"&gt;&amp;nbsp;&lt;/td&gt; &lt;td width="6"&gt;&amp;nbsp;&lt;/td&gt; &lt;td width="8"&gt;&amp;nbsp;&lt;/td&gt; &lt;td width="75"&gt;&amp;nbsp;&lt;/td&gt; &lt;td width="6"&gt;&amp;nbsp;&lt;/td&gt; &lt;/tr&gt; &lt;tr&gt; &lt;td style="MARGIN-TOP: 0px" valign="bottom"&gt; &lt;p style="PADDING-BOTTOM: 0px; MARGIN: 0px; PADDING-LEFT: 0px; PADDING-RIGHT: 0px; PADDING-TOP: 0px"&gt; &amp;nbsp;&lt;/p&gt; &lt;/td&gt; &lt;td style="MARGIN-TOP: 0px" valign="bottom" width="6"&gt; &lt;p style="PADDING-BOTTOM: 0px; MARGIN: 0px; PADDING-LEFT: 0px; PADDING-RIGHT: 0px; PADDING-TOP: 0px"&gt; &amp;nbsp;&lt;/p&gt; &lt;/td&gt; &lt;td style="BORDER-BOTTOM: #000000 1px solid; MARGIN-TOP: 0px" valign="bottom" width="180" colspan="6"&gt; &lt;p style="FONT-SIZE: 8pt; MARGIN: 0px; text-align: center"&gt; &lt;strong&gt;December 31,&lt;/strong&gt;&lt;/p&gt; &lt;/td&gt; &lt;td style="MARGIN-TOP: 0px" valign="bottom" width="6"&gt; &lt;p style="PADDING-BOTTOM: 0px; MARGIN: 0px; PADDING-LEFT: 0px; PADDING-RIGHT: 0px; FONT-SIZE: 8pt; PADDING-TOP: 0px"&gt; &amp;nbsp;&lt;/p&gt; &lt;/td&gt; &lt;/tr&gt; &lt;tr&gt; &lt;td style="MARGIN-TOP: 0px" valign="bottom"&gt; &lt;p style="PADDING-BOTTOM: 0px; MARGIN: 0px; PADDING-LEFT: 0px; PADDING-RIGHT: 0px; FONT-SIZE: 8pt; PADDING-TOP: 0px"&gt; &amp;nbsp;&lt;/p&gt; &lt;/td&gt; &lt;td style="MARGIN-TOP: 0px" valign="bottom" width="6"&gt; &lt;p style="PADDING-BOTTOM: 0px; MARGIN: 0px; PADDING-LEFT: 0px; PADDING-RIGHT: 0px; FONT-SIZE: 8pt; PADDING-TOP: 0px"&gt; &amp;nbsp;&lt;/p&gt; &lt;/td&gt; &lt;td style="BORDER-BOTTOM: #000000 1px solid; MARGIN-TOP: 0px" valign="bottom" width="83" colspan="2"&gt; &lt;p style="FONT-SIZE: 8pt; MARGIN: 0px; text-align: center"&gt; &lt;strong&gt;2012&lt;/strong&gt;&lt;/p&gt; &lt;/td&gt; &lt;td style="MARGIN-TOP: 0px" valign="bottom" width="6"&gt; &lt;p style="PADDING-BOTTOM: 0px; MARGIN: 0px; PADDING-LEFT: 0px; PADDING-RIGHT: 0px; FONT-SIZE: 8pt; PADDING-TOP: 0px"&gt; &amp;nbsp;&lt;/p&gt; &lt;/td&gt; &lt;td style="MARGIN-TOP: 0px" valign="bottom" width="6"&gt; &lt;p style="PADDING-BOTTOM: 0px; MARGIN: 0px; PADDING-LEFT: 0px; PADDING-RIGHT: 0px; FONT-SIZE: 8pt; PADDING-TOP: 0px"&gt; &amp;nbsp;&lt;/p&gt; &lt;/td&gt; &lt;td style="BORDER-BOTTOM: #000000 1px solid; MARGIN-TOP: 0px" valign="bottom" width="83" colspan="2"&gt; &lt;p style="FONT-SIZE: 8pt; MARGIN: 0px; text-align: center"&gt; &lt;strong&gt;2011&lt;/strong&gt;&lt;/p&gt; &lt;/td&gt; &lt;td style="MARGIN-TOP: 0px" valign="bottom" width="6"&gt; &lt;p style="PADDING-BOTTOM: 0px; MARGIN: 0px; PADDING-LEFT: 0px; PADDING-RIGHT: 0px; FONT-SIZE: 8pt; PADDING-TOP: 0px"&gt; &amp;nbsp;&lt;/p&gt; &lt;/td&gt; &lt;/tr&gt; &lt;tr&gt; &lt;td style="MARGIN-TOP: 0px" valign="bottom"&gt; &lt;p style="PADDING-BOTTOM: 0px; MARGIN: 0px; PADDING-LEFT: 0px; PADDING-RIGHT: 0px; PADDING-TOP: 0px"&gt; &amp;nbsp;&lt;/p&gt; &lt;/td&gt; &lt;td style="MARGIN-TOP: 0px" valign="bottom" width="6"&gt; &lt;p style="PADDING-BOTTOM: 0px; MARGIN: 0px; PADDING-LEFT: 0px; PADDING-RIGHT: 0px; PADDING-TOP: 0px"&gt; &amp;nbsp;&lt;/p&gt; &lt;/td&gt; &lt;td style="MARGIN-TOP: 0px" valign="bottom" width="83" colspan="2"&gt; &lt;p style="PADDING-BOTTOM: 0px; MARGIN: 0px; PADDING-LEFT: 0px; PADDING-RIGHT: 0px; PADDING-TOP: 0px"&gt; &amp;nbsp;&lt;/p&gt; &lt;/td&gt; &lt;td style="MARGIN-TOP: 0px" valign="bottom" width="6"&gt; &lt;p style="PADDING-BOTTOM: 0px; MARGIN: 0px; PADDING-LEFT: 0px; PADDING-RIGHT: 0px; PADDING-TOP: 0px"&gt; &amp;nbsp;&lt;/p&gt; &lt;/td&gt; &lt;td style="MARGIN-TOP: 0px" valign="bottom" width="6"&gt; &lt;p style="PADDING-BOTTOM: 0px; MARGIN: 0px; PADDING-LEFT: 0px; PADDING-RIGHT: 0px; PADDING-TOP: 0px"&gt; &amp;nbsp;&lt;/p&gt; &lt;/td&gt; &lt;td style="MARGIN-TOP: 0px" valign="bottom" width="83" colspan="2"&gt; &lt;p style="PADDING-BOTTOM: 0px; MARGIN: 0px; PADDING-LEFT: 0px; PADDING-RIGHT: 0px; PADDING-TOP: 0px"&gt; &amp;nbsp;&lt;/p&gt; &lt;/td&gt; &lt;td style="MARGIN-TOP: 0px" valign="bottom" width="6"&gt; &lt;p style="PADDING-BOTTOM: 0px; MARGIN: 0px; PADDING-LEFT: 0px; PADDING-RIGHT: 0px; PADDING-TOP: 0px"&gt; &amp;nbsp;&lt;/p&gt; &lt;/td&gt; &lt;/tr&gt; &lt;tr&gt; &lt;td style="BACKGROUND-COLOR: #ccffcc; MARGIN-TOP: 0px" valign="bottom"&gt; &lt;p style="MARGIN: 0px"&gt;Accounts receivable&lt;/p&gt; &lt;/td&gt; &lt;td style="BACKGROUND-COLOR: #ccffcc; MARGIN-TOP: 0px" valign="bottom" width="6"&gt; &lt;p style="PADDING-BOTTOM: 0px; MARGIN: 0px; PADDING-LEFT: 0px; PADDING-RIGHT: 0px; PADDING-TOP: 0px"&gt; &amp;nbsp;&lt;/p&gt; &lt;/td&gt; &lt;td style="BACKGROUND-COLOR: #ccffcc; MARGIN-TOP: 0px" valign="bottom" width="8"&gt; &lt;p style="MARGIN: 0px"&gt;$&lt;/p&gt; &lt;/td&gt; &lt;td style="BACKGROUND-COLOR: #ccffcc; MARGIN-TOP: 0px" valign="bottom" width="75"&gt; &lt;p style="MARGIN: 0px; text-align: right"&gt;275,206&lt;/p&gt; &lt;/td&gt; &lt;td style="BACKGROUND-COLOR: #ccffcc; MARGIN-TOP: 0px" valign="bottom" width="6"&gt; &lt;p style="PADDING-BOTTOM: 0px; MARGIN: 0px; PADDING-LEFT: 0px; PADDING-RIGHT: 0px; PADDING-TOP: 0px"&gt; &amp;nbsp;&lt;/p&gt; &lt;/td&gt; &lt;td style="BACKGROUND-COLOR: #ccffcc; MARGIN-TOP: 0px" valign="bottom" width="6"&gt; &lt;p style="PADDING-BOTTOM: 0px; MARGIN: 0px; PADDING-LEFT: 0px; PADDING-RIGHT: 0px; PADDING-TOP: 0px"&gt; &amp;nbsp;&lt;/p&gt; &lt;/td&gt; &lt;td style="BACKGROUND-COLOR: #ccffcc; MARGIN-TOP: 0px" valign="bottom" width="8"&gt; &lt;p style="MARGIN: 0px"&gt;$&lt;/p&gt; &lt;/td&gt; &lt;td style="BACKGROUND-COLOR: #ccffcc; MARGIN-TOP: 0px" valign="bottom" width="75"&gt; &lt;p style="MARGIN: 0px; text-align: right"&gt;262,694&lt;/p&gt; &lt;/td&gt; &lt;td style="BACKGROUND-COLOR: #ccffcc; MARGIN-TOP: 0px" valign="bottom" width="6"&gt; &lt;p style="PADDING-BOTTOM: 0px; MARGIN: 0px; PADDING-LEFT: 0px; PADDING-RIGHT: 0px; PADDING-TOP: 0px"&gt; &amp;nbsp;&lt;/p&gt; &lt;/td&gt; &lt;/tr&gt; &lt;tr&gt; &lt;td style="MARGIN-TOP: 0px" valign="bottom"&gt; &lt;p style="MARGIN: 0px"&gt;Less: Allowance for doubtful accounts&lt;/p&gt; &lt;/td&gt; &lt;td style="MARGIN-TOP: 0px" valign="bottom" width="6"&gt; &lt;p style="PADDING-BOTTOM: 0px; MARGIN: 0px; PADDING-LEFT: 0px; PADDING-RIGHT: 0px; PADDING-TOP: 0px"&gt; &amp;nbsp;&lt;/p&gt; &lt;/td&gt; &lt;td style="BORDER-BOTTOM: #000000 1px solid; MARGIN-TOP: 0px" valign="bottom" width="8"&gt; &lt;p style="PADDING-BOTTOM: 0px; MARGIN: 0px; PADDING-LEFT: 0px; PADDING-RIGHT: 0px; PADDING-TOP: 0px"&gt; &amp;nbsp;&lt;/p&gt; &lt;/td&gt; &lt;td style="BORDER-BOTTOM: #000000 1px solid; MARGIN-TOP: 0px" valign="bottom" width="75"&gt; &lt;p style="MARGIN: 0px; text-align: right"&gt;(35,535&lt;/p&gt; &lt;/td&gt; &lt;td style="BORDER-BOTTOM: #ffffff 1px solid; MARGIN-TOP: 0px" valign="bottom" width="6"&gt; &lt;p style="MARGIN: 0px"&gt;)&lt;/p&gt; &lt;/td&gt; &lt;td style="MARGIN-TOP: 0px" valign="bottom" width="6"&gt; &lt;p style="PADDING-BOTTOM: 0px; MARGIN: 0px; PADDING-LEFT: 0px; PADDING-RIGHT: 0px; PADDING-TOP: 0px"&gt; &amp;nbsp;&lt;/p&gt; &lt;/td&gt; &lt;td style="BORDER-BOTTOM: #000000 1px solid; MARGIN-TOP: 0px" valign="bottom" width="8"&gt; &lt;p style="PADDING-BOTTOM: 0px; MARGIN: 0px; PADDING-LEFT: 0px; PADDING-RIGHT: 0px; PADDING-TOP: 0px"&gt; &amp;nbsp;&lt;/p&gt; &lt;/td&gt; &lt;td style="BORDER-BOTTOM: #000000 1px solid; MARGIN-TOP: 0px" valign="bottom" width="75"&gt; &lt;p style="MARGIN: 0px; text-align: right"&gt;(47,595&lt;/p&gt; &lt;/td&gt; &lt;td style="BORDER-BOTTOM: #ffffff 1px solid; MARGIN-TOP: 0px" valign="bottom" width="6"&gt; &lt;p style="MARGIN: 0px"&gt;)&lt;/p&gt; &lt;/td&gt; &lt;/tr&gt; &lt;tr&gt; &lt;td style="BACKGROUND-COLOR: #ccffcc; MARGIN-TOP: 0px" valign="bottom"&gt; &lt;p style="MARGIN: 0px"&gt;Accounts receivable, net&lt;/p&gt; &lt;/td&gt; &lt;td style="BACKGROUND-COLOR: #ccffcc; MARGIN-TOP: 0px" valign="bottom" width="6"&gt; &lt;p style="PADDING-BOTTOM: 0px; MARGIN: 0px; PADDING-LEFT: 0px; PADDING-RIGHT: 0px; PADDING-TOP: 0px"&gt; &amp;nbsp;&lt;/p&gt; &lt;/td&gt; &lt;td style="BORDER-BOTTOM: #000000 3px double; BACKGROUND-COLOR: #ccffcc; MARGIN-TOP: 0px" valign="bottom" width="8"&gt; &lt;p style="MARGIN: 0px"&gt;$&lt;/p&gt; &lt;/td&gt; &lt;td style="BORDER-BOTTOM: #000000 3px double; BACKGROUND-COLOR: #ccffcc; MARGIN-TOP: 0px" valign="bottom" width="75"&gt; &lt;p style="MARGIN: 0px; text-align: right"&gt;239,671&lt;/p&gt; &lt;/td&gt; &lt;td style="BORDER-BOTTOM: #ffffff 3px double; BACKGROUND-COLOR: #ccffcc; MARGIN-TOP: 0px" valign="bottom" width="6"&gt; &lt;p style="PADDING-BOTTOM: 0px; MARGIN: 0px; PADDING-LEFT: 0px; PADDING-RIGHT: 0px; PADDING-TOP: 0px"&gt; &amp;nbsp;&lt;/p&gt; &lt;/td&gt; &lt;td style="BACKGROUND-COLOR: #ccffcc; MARGIN-TOP: 0px" valign="bottom" width="6"&gt; &lt;p style="PADDING-BOTTOM: 0px; MARGIN: 0px; PADDING-LEFT: 0px; PADDING-RIGHT: 0px; PADDING-TOP: 0px"&gt; &amp;nbsp;&lt;/p&gt; &lt;/td&gt; &lt;td style="BORDER-BOTTOM: #000000 3px double; BACKGROUND-COLOR: #ccffcc; MARGIN-TOP: 0px" valign="bottom" width="8"&gt; &lt;p style="MARGIN: 0px"&gt;$&lt;/p&gt; &lt;/td&gt; &lt;td style="BORDER-BOTTOM: #000000 3px double; BACKGROUND-COLOR: #ccffcc; MARGIN-TOP: 0px" valign="bottom" width="75"&gt; &lt;p style="MARGIN: 0px; text-align: right"&gt;215,099&lt;/p&gt; &lt;/td&gt; &lt;td style="BORDER-BOTTOM: #ffffff 3px double; BACKGROUND-COLOR: #ccffcc; MARGIN-TOP: 0px" valign="bottom" width="6"&gt; &lt;p style="PADDING-BOTTOM: 0px; MARGIN: 0px; PADDING-LEFT: 0px; PADDING-RIGHT: 0px; PADDING-TOP: 0px"&gt; &amp;nbsp;&lt;/p&gt; &lt;/td&gt; &lt;/tr&gt; &lt;/table&gt; &lt;p style="MARGIN: 0px"&gt;&lt;br /&gt; &lt;/p&gt; &lt;!--EndFragment--&gt;&lt;/div&gt; &lt;/div&gt;</NonNumbericText><FootnoteIndexer /><CurrencyCode /><CurrencySymbol /><IsIndependantCurrency>false</IsIndependantCurrency><ShowCurrencySymbol>false</ShowCurrencySymbol><DisplayDateInUSFormat>false</DisplayDateInUSFormat></Cell></Cells><ElementDataType>nonnum:textBlockItemType</ElementDataType><SimpleDataType>na</SimpleDataType><ElementDefenition>Tabular disclosure of financing receivables that are past due but not impaired, financing receivables that are 90 days past due and still accruing, and financing receivables on nonaccrual status.</ElementDefenition><ElementReferences>Reference 1: http://www.xbrl.org/2003/role/presentationRef

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 -Name Accounting Standards Codification

 -Topic 310

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 -Name Accounting Standards Codification

 -Topic 310

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