if(autofollow);
    log("OLivay will no longer follow you.");
    unset(autofollow);
else;
    log("OLivay will now follow you.");
    set(autofollow);
    do;
        echo(/msg OLivay %XPOS% %YPOS% %ZPOS%);
        wait(1);
    while(autofollow);
endif;