converting 2x jerseys to 1xjerseys

What up nlsc my name is big j and i wanted to know how do u make 1x jerseys for nba live 08 i need some smaller jerseys thats 1mb or lesser so my game can stop crashing can u make a update of the nba teams this season to 1x jerseys or can u teach me how or can u teach me how to covert 2x jerseys into 1x jerseys they can be fictional jerseys not real i jus need to make smaller versions of all jerseys thanks so much i really appreciate that