im working on ASP.NET C# project
i want to make the same as this picture
all dropdown lists will be filled from the database the user will choose account no then after update event fire to affect the account cur dropdown list ,the user can insert rows as much as he wants then the user click save button ,the save button will insert the grid view content to the database i dont know if i make my point clear i have searched for hours and came up with nothing any one can help me to achieve this, thanks in advanced