Flash错误问题

绝不放弃

**错误** 符号=control, 图层=图层 1, 帧=1:第 6 行: 需要 ')' 或 ','
        duplicateMovieClip("/star", "star" add counter, counter);

**错误** 符号=control, 图层=图层 1, 帧=1:第 7 行: 需要 ')' 或 ','
        setProperty("/star" add counter, _rotation, 360-(360/n)*counter);

i = 36;
n = 12;
r = 3;
counter = 1;
while (Number(counter)<=Number(i)) {
    duplicateMovieClip("/star", "star" add counter, counter);
    setProperty("/star" add counter, _rotation, 360-(360/n)*counter);
    setProperty("/star" add counter, _alpha, 100-(100/i)*counter);
    counter = Number(counter)+1;
}
setProperty("/star", _visible, False);
x = getProperty("/star0", _x);
y = getProperty("/star0", _y);



**错误** 符号=control, 图层=图层 1, 帧=2:第 3 行: 需要 ')' 或 ','
        setProperty("/star" add counter, _x, getProperty ("/star" add counter, _x )+

**错误** 符号=control, 图层=图层 1, 帧=2:第 4 行: 需要 ')' 或 ','
    (getProperty("/star" add (counter-1), _x)-getProperty("/star" add counter, _x )) / r);

**错误** 符号=control, 图层=图层 1, 帧=2:第 5 行: 需要 ')' 或 ','
        setProperty("/star" add counter, _y, getProperty ("/star" add counter, _y )+

**错误** 符号=control, 图层=图层 1, 帧=2:第 6 行: 需要 ')' 或 ','
    (getProperty("/star" add (counter-1), _y)-getProperty("/star" add counter, _y )) / r);
counter = 1;
while (Number(counter)<=Number(i)){
    setProperty("/star" add counter, _x, getProperty ("/star" add counter, _x )+
(getProperty("/star" add (counter-1), _x)-getProperty("/star" add counter, _x )) / r);
    setProperty("/star" add counter, _y, getProperty ("/star" add counter, _y )+
(getProperty("/star" add (counter-1), _y)-getProperty("/star" add counter, _y )) / r);
    counter = Number(counter)+1;
}