how to get desired output after redirection

hi
i am running script which contains the commmnds and i am redirecting the script output to a file.
like
./script 1> result.txt 2>&1

the above redirection is not working for commands when run in background in a script.
but the problem here result.txt containg output which is repeated.
please give me a solution so that result.txt should contain the output according to the commands without repetation.

please give me solution for redirection to get desired output.

thanks

You sound like the same person as this one?

Are you really posting under multiple user names?

Can any body help me to get the solution to the redirection problem?

can you explain your problem with some examples. wat you executed and wat the o/p you got and how you need it to be.