父页页面
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
<HEAD>
<TITLE> Window 1 </TITLE>
</HEAD>
<BODY>
<H1>Window 1</H1>
<INPUT TYPE="text" NAME=""><INPUT TYPE="submit">
<script>
var aInput = document.getElementsByTagName("input");
for (i = 0 ; i < aInput.length ; i++ )
{
if (aInput[i].getAttribute("type") == "text") var textboxA = new Object(aInput[i]);
if (aInput[i].getAttribute("type") == "submit") var btnA = new Object(aInput[i]);
} // 这里把html里的2个标签定义出来,让行为层和结构层分离的更彻底
btnA.onclick = function()
{
window.open('b.html','newwindow','height=100,width=400')
} //使用window.open方法弹出窗口;此方法适用于各种浏览器
</script>
</BODY>
</HTML>
子页面
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
<HEAD>
<TITLE> New Document </TITLE>
</HEAD>
<BODY>
<H1>Window 2</H1>
<INPUT TYPE="text" NAME="" value="11"><INPUT TYPE="submit">
<script>
var aInput = document.getElementsByTagName("input");
for (i = 0 ; i < aInput.length ; i++ )
{
if (aInput[i].getAttribute("type") == "text") var textboxB = new Object(aInput[i]);
if (aInput[i].getAttribute("type") == "submit") var btnB = new Object(aInput[i]);
}
btnB.onclick = function(){
var sTextValue = textboxB.value
window.opener.textboxA.value = sTextValue
window.close();
} //使用window.opener 方法获取父页面的对象,把子页面的值赋过去
</script>
</BODY>
</HTML>