html调用js不运行，不知道为啥，望指教

Question

<!DOCTYPE >
<>
<>
    <>
    <></>
    </>
</>
<>
<>
    <></>
    <>
        <></>
        <>
            <>
                <></>
                <></>
            </>
            <>
                <></>
                <></>
            </>
            <>
                <></>
                <></>
            </>
            <>
                <></>
                <></>
            </>
            <>
                <></>
                <></>
            </>
        </>
        <></>
    </>
</>
<></>
</>
</>

;;
;
;;
.;;
;
;
.();
.;.();
.;
.();
.;
.();
.;
.();
elSubTotal.textContentshipping;
.();
.;

Answer 1

你这是什么啊。。。