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This paper has been removed by arXiv admin because it was an erroneous duplicate of astro-ph/9411031.
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The paper has been withdrawn.
The authors have withdrawn this article [arXiv admin].
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The paper has been withdrawn
This paper has been withdrawn by the author due to the presented idea is wrong.
This paper has been withdrawn by the authors.
This paper is withdrawn by the authors, a better version is available as hep-ph/0505139.
This paper has been withdrawn by the author ali pourmohammad.
This paper has been withdrawn by the authors.
This paper is withdrawn by the authors.
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This paper has been withdrawn by the author due to incomplete interpretation for the results.