Hi Tony,
I am using the below function to pass the value selected by the User from the dropdown. I commented the 2nd line in the below code and replaced it with the code suggested by you but still no luck.
There is no search code in the ASP page which pulls the data from database as my assumption is that since the data is written in XML format, then the search will be table bound instead of searching db again.
The below line I have replaced it with