Push pushes a value onto the stack. Pop takes it off. Any questions. Also, look in the Assembly studio help file, stuff like that is well documented. ~Nick ___________________________________________________________________ You don't need to buy Internet access to use free Internet e-mail. Get completely free e-mail from Juno at http://www.juno.com/getjuno.html or call Juno at (800) 654-JUNO [654-5866]