Javascript中DOM运行时的一个问题？？？

来源：百度知道 编辑：UC知道 时间：2024/06/01 18:08:27
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">

<head>
<title>DOM adding</title>
<meta http-equiv="content-type" content="text/html; charset=ISO-8859-1" />

<script type = "text/javascript">

<!--

function makeNode(str){
var newParagraph = document.createElement("p");
var newText = document.createTextNode(str);
newParagraph.appendChild(newText);
return newParagraph;
}

function appendBefore(nodeId,str){
var node = document.getElementBy

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">

<head>
<title>DOM adding</title>
<meta http-equiv="content-type" content="text/html; charset=ISO-8859-1" />

<script type = "text/javascript">

<!--

function makeNode(str){
var newParagraph = document.createElement("p");
var newText = document.createTextNode(str);
newParagraph.appendChild(newText);
return newParagraph;
}

function appendBefore(nodeId,str){
var node = document.getElementById(nodeId)