помогите с кодом Можно ли узнать какой вариант ответа правельный по коду со странице.

function setCheck(name)
{
if (document.form1.answer_1.value == name)
document.form1.answer_1.checked = true;
if (document.form1.answer_2.value == name)
document.form1.answer_2.checked = true;
if (document.form1.answer_3 != null && document.form1.answer_3.value == name)
document.form1.answer_3.checked = true;
if (document.form1.answer_4 != null && document.form1.answer_4.value == name)
document.form1.answer_4.checked = true;
if (document.form1.answer_5 != null && document.form1.answer_5.value == name)
document.form1.answer_5.checked = true;
if (document.form1.answer_6 != null && document.form1.answer_6.value == name)
document.form1.answer_6.checked = true;
if (document.form1.answer_7 != null && document.form1.answer_7.value == name)
document.form1.answer_7.checked = true;
if (document.form1.answer_8 != null && document.form1.answer_8.value == name)
document.form1.answer_8.checked = true;
if (document.form1.answer_9 != null && document.form1.answer_9.value == name)
document.form1.answer_9.checked = true;
if (document.form1.answer_10 != null && document.form1.answer_10.value == name)
document.form1.answer_10.checked = true;
}
function setAnswer(prevansw)
{
for (i = 0; i < prevansw.length; i++)
setCheck(prevansw.charAt(i));
answer_true = prevansw;
}
function doCommit()
{
doTransmit();
}
var a = "null";
if (a != "null")
setAnswer(a);




parent.testmanager.setLoadingQuestion(false);