ajax传多值的问题

[zhanshengkui]

while(it.hasNext())
{
form = (AskForm)it.next();
out.println("<askid>" + form.getAskid() +"</askid>");
}
while(it.hasNext())
{form = (AskForm)it.next();out.println("<title>" + form.getTitle() +"</title>");}
while(it.hasNext())
{form = (AskForm)it.next();out.println("<userid>" + form.getUserid() +"</userid>");}
while(it.hasNext())
{form = (AskForm)it.next();out.println("<date>" + form.getDate() +"</date>");}
while(it.hasNext())
{form = (AskForm)it.next();out.println("<check>" + form.getCheck() + "<check>");}
while(it.hasNext())
{form = (AskForm)it.next();out.println("<answernum>" + form.getAnswernum() + "<answernum>");}

为什么我在JSP页面这样传值后,在javascript中得到的值全是NULL呢

[zhanshengkui]

在jsp页面中可以拿到值,请问一下传多值的时候应该怎么办