<!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>parent</title>
<script type="text/javascript">
var parentPara='parent';
function parentFunction() {
alert(parentPara);
}
</script>
</head>
<body>
<button onclick="parentFunction()">显示变量值</button>
<button onclick="window.open('child.html')">打开新窗口</button>
</body>
</html>
<!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>child</title>
<script type="text/javascript">
function modify() {
opener.parentPara='child';
}
</script>
</head>
<body>
<button onclick="opener.parentFunction()">调用父页面的方法</button>
<button onclick="modify()">更改父页面中变量的值</button>
</body>
</html>
<!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>parent</title>
<script type="text/javascript">
function fill() {
//alert(frame1.window.childPara); //显示frame1内的变量值
var str=document.getElementById('txt1').value; //获得文本框内输入的值
frame1.window.div1.innerHTML=str; //将值填入子页面的一个div中
}
</script>
</head>
<body>
<div style="background-color:yellow;width:300px;height:300px;">
父页面
<iframe id="frame1" src="child.html" frameborder="0" scrolling="no" width="120px" height="120px"></iframe>
<br/><br/><br/><br/>
<input id="txt1" type="text"/>
<button onclick="fill()">将文本框内值填充入子界面</button>
</div>
</body>
</html>
<!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>child</title>
<script type="text/javascript">
function fun() {
parent.fill();
}
</script>
</head>
<body>
<div style="background-color:lightblue;width:100px;height:100px;">
<b>子页面</b><br/>
<a href="#" onclick="fun()">同父页面按钮</a>
<div id="div1" style="color:red;">
</div>
</div>
</body>
</html>
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