1.BOM学习

1.bom.html

<html>
	<head>
		<title>bom演示</title>
		<script type="text/javascript" src="js/bom.js"></script>
	</head>
	<body>
		<div id = 'd1'>第一个div</div>
		<div id = 'd2'>第二个div</div>
		<a href="javascript:test();">测试</a></br>
		<a href="javascript:testTimeout();">测试setTimeout</a></br>
		<a href="javascript:testSetInterval();">测试setInterval</a></br>
		<a href="javascript:stopInterval();">停止Interval</a></br>
		<a href="javascript:alert(document.links.length);">多少个link?</a></br>
		<a href="javascript:alert(document.links[0]);">第一个link的地址</a></br>
		
		<a href="javascript:changeHtml();">改变第一个div的内容为“基本上为主”</a></br>
		
	</body>
</html>

2.child.html

<html>
	<head>
		<title>子窗口</title>
		<script type="text/javascript" src="js/bom.js"></script>
	</head>
	<body>
		<a href="javascript:alert(window.opener.msg);">子窗口访问父窗口的变量</a>
	</body>
</html>

3.bom.js

//alert(window);
//alert(window.document);
//alert(window.document.links);
//alert(window.document.anchors);
//alert(window.document.forms);
//alert(window.document.location);

function test(){
	
	//恶搞
	/*
	while(1 > 0){
		window.moveTo(Math.random()*1000, Math.random()*100);
		//window.moveBy(400, 600);
	}
	*/
	
	//alert(window.screenX);
	
	//alert(window.self);
	
	//window.open('child.html', 'topFrame');
	
	var kti = 99888;
	alert(window.kti);
}

window.msg = '父窗口变量';

//测试setTimeout
function sayHello(){
	alert('hello!');
	//return function(){alert('hello!')};
}

function testTimeout(){
	window.setTimeout(sayHello, 2000);
	//window.setTimeout(sayHello(), 2000);
}


//测试setInterval
var t;
function testSetInterval(){
	t = window.setInterval(sayHello, 1000);
}

function stopInterval(){
	window.clearInterval(t);
}

//改变html内容
function changeHtml(){
	var k = document.getElementById('d1');
	alert(k);
	k.innerHTML = '基本上为主';
}