bitcoin-miner.exe -a 5 -o http://mining.bitcoin.cz:8332/ -u USERNAME.MINERNAME -p PASSWORD -g no
this is a working pure CPU batch script (aka a blah.bat text file)for the SSE2 miner, if you're at slush, just change the username.minername and password to your own, deepbit, you're on your own i don't use him.
(-a flag.. i think that's for GPU stuff if you have that on, idk, i haven't fooled with it)