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<DIV><FONT face=Verdana size=2>Dear user's</FONT></DIV>
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<DIV> I want to know the real
work of index " oacres() ". When I use it ,I do not know how it really works .
If you know it, please send an e-mail to me. Thanke you very much.</DIV>
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<DIV>Liu Xiangcui</DIV>
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<DIV align=left><FONT face=Verdana color=#c0c0c0 size=2>2008-03-13
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