ModalPopupExtender and parameter passing

Question

hi to all

I have a scanerio thai need to be resolved ..

I have grid and it shows certain record on searching ..and have few columsn like transactionID .Stauts etc etc ..also it have ModalPopupExtender under the panel (asp panel )

when i click on status column ..it should show modalopopup that show two things ..ErrorCode ,,ErroDescription based in transactionID

now let me show certain code (Existing code ) ..can any one complete my code existing one or help me out to get the desired solution

please refer attached code for clearity