Hello sreedhar,
With my sincere respect please consider this: Your questions have been asked in this forum many, many times and good answers have been provided. Questions are always welcome here but you should use the "search function" first to see if your questions have been answered previously. It is polite to look at previous questions first before you ask and it is easy to do.
PLEASE! You may use the search function provided by this board to search for previous discussions of your question. Look at the top of the page and find the blue band and within that find the word "search". If you "click" on the "search" hypertext, it will take you to the page that will allow you to search previous postings by "keyword".
Regards, John.
Edited by John Breen (12/18/06 07:49 PM)
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John Breen