How do you change your pet on foopets.com on myspace.com if you do not like your pet

On FooPets.com you cant change a pet you either have to adopt a new pet or make a new account: you can earn free FooDollars by going to the bank and then in the right hand box on the computer click the words Earn FooDollars and wala there you go but be careful not to click something to sign up for unless your parents say it is OK!!!!HAVE FUN!!!!!!!!!!!!!!!!!!! :):):):):):):):):):):):):)