insertAdjacentHTML方法：在指定的地方插入html标签语句
原型：insertAdajcentHTML(swhere,stext)
参数：
swhere: 指定插入html标签语句的地方，有四种值可用：
1. beforeBegin: 插入到标签开始前
2. afterBegin:插入到标签开始标记之后
3. beforeEnd:插入到标签结束标记前
4. afterEnd:插入到标签结束标记后
stext：要插入的内容
<html>
<head>
<script language="javascript">
function myfun()
{
var obj = document.getElementByIdx("btn1");
obj.insertAdjacentHTML("afterEnd","<br><input name=\"txt1\">");
}
</script>
</head>
<body>
<input name="txt">
<input id="btn1" name="btn1" type="button" value="更多..." onclick="myfun()">
</body>
</html>
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<head>
<title>24.htm insertAdjacentHTML插入新内容</title>
<script language="jscript">
function addsome()
{
document.all.paral.insertAdjacentHTML("afterBegin","<h1>在文本前容器内插入内容</h1>");
document.all.paral.insertAdjacentHTML("beforeEnd","<h2>在文本后容器内插入内容</h2>");
document.all.paral.insertAdjacentHTML("beforeBegin","<h4>在文本前容器外插入内容</h1>");
document.all.paral.insertAdjacentHTML("afterEnd","<h5>在文本后容器外插入内容</h2>");
}
</script>
</head>
<body onload="addsome()">
<div id="paral" style="fontsize:6;color='#ff00ff'">原来的内容</div><hr>
</body>
</html>
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"><HTML>
<HEAD>
<TITLE> New Document </TITLE>
<META NAME="Generator" CONTENT="EditPlus">
<META NAME="Author" CONTENT="">
<META NAME="Keywords" CONTENT="">
<META NAME="Description" CONTENT="">
</HEAD><BODY>
<script>
var num=0;
var No_sys=0;function Add_button(){
if(No_sys<8){
c_input.insertAdjacentHTML("beforeEnd","<div id=\"bar"+num+"\" oncontextmenu=\"Remove_button(bar"+num+");return false\" style=\"background:red;width:40;height:20\">"+num+"</div>");
num++;
No_sys++;
}
}function Remove_button(obj){
obj.removeNode(true);
No_sys--;
}
</script>
<input type="button" onclick="Add_button()" value="动态加">
<input type="button" onclick="alert(c_input.innerHTML)" value="看">
<div id="c_input">
</div>
</BODY>
</HTML>
