connection string problem for 64bit

Hi there i have software ruining with ASP classic and it's working well on 32 bit windows i did upgrade windows to 64bit but the ODBC don't work i can't connect to the database and i did try odbc for 32bit located on the SysWOW64 and it didn't work too so i want to change the way for connecting the db something called "dsn-less" config file is attached thanQ