the detail info, please follow this link:
http://msdn.microsoft.com/newsgroups/default.aspx?&query=bluecoast&lang=en&cr=US&guid=&sloc=en-us&dg=microsoft.public.excel.programming&p=1&tid=27a75cb0-49f5-4d0c-8072-ca7f4453558b
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From China