Date is not displaying in actual formate

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What steps will reproduce the problem?
1.This product does not display the dates in the actual formate.
2.
3.

What is the expected output? What do you see instead?
My excel file having '4/22/2009' but this product will displaying
as '39835'. This product does not display in the actual formate

What version of the product are you using? On what operating system?
Latest version of product,excel 2003 on Windows XP OS

Please provide any additional information below.

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Original issue reported on code.google.com by `nelsonvi...@gmail.com` on 12 May 2009 at 11:58

No source file or test is named. Reproduce the issue with an Excel date such as 4/22/2009, which appears as the serial value 39835, then trace the date-reading and display path in the C# library. Done means dates are presented in their expected date form rather than as Excel serial numbers.

Written by the indexing model from the issue text.