<HTML>
<HEAD>
<TITLE> area </TITLE>
<script language="javascript">
function gm()
{
var e = document.createElement("input");
e.type = "text";
e.name = "txt";
e.value= "干猛我无敌拉~!~";
form1.insertAdjacentHTML("beforeEnd","<br>");
document.form1.insertAdjacentElement("beforeEnd", e);
}
</script>
</HEAD>
<BODY>
<form name="form1">
<input type="button" onclick="javascript:gm();" value="b1" id="b1" >
</form>
</BODY>
</HTML>