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javascript基础总结之实例(一)

时间:2015-09-06 09:39:32      阅读:205      评论:0      收藏:0      [点我收藏+]

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样式

<!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>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
<title>Insert title here</title>
<style type="text/css">
.c1{color:red;border:5px solid purple;}
</style>
<script type="text/javascript">
function addStyle(){
    var ob=document.getElementById(‘div1‘);
    ob.style.border="1px solid red";//div1,加边框
    ob.style.height="100px";
    ob.style.backgroundColor="#abcdef";
}
function addClass(){
    var ob=document.getElementById(‘div1‘);
    ob.className="c1";
}
</script>
</head>
<body>
<div id="div1">abc</div>
<input onclick="addStyle();" type="button" value="增加行内样式"/>
<input onclick="addClass();" type="button" value="增加类别样式"/>
</body>
</html>

滚动标题

<!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>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
<title>今天天气很好,两会马上召开了,邀请了何老师,李老师,邀请王老师,王老师没有去。</title>
<script type="text/javascript">
var start=0;
var t="今天天气很好,两会马上召开了,邀请了何老师,李老师,邀请王老师,王老师没有去。今天天气很好,两会马上召开了,邀请了何老师,李老师,邀请王老师,王老师没有去。";
function showTitle(){
    //每次切去一个字,并显示在title中
    start++;
    if(start==t.length/2){
        start=0;
    }
    var str=t.substr(start);
    document.title=str;
}
</script>
</head>
<body>

</body>
</html>
<script type="text/javascript">
setInterval(showTitle,250);
</script>

对联广告

<!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>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
<title>Insert title here</title>
<style type="text/css">
*{padding:0;margin:0;}
.content{width:800px;height:100px;margin:0 auto;}
#advL,#advR{top:0;position:absolute;border:5px solid orange;width:75px;font-size:50px;text-align:center;padding:20px 0;}
#advL{left:5px;}
#advR{right:5px;}
</style>
</head>
<body>
<div id="advL">天<br/>王<br/>盖<br/>地<br/>虎</div>
<div id="advR">小<br/>鸡<br/>炖<br/>蘑<br/>菇</div>
<div class="content" style="background:#ccc;"></div>
<div class="content" style="background:#abc;"></div>
<div class="content" style="background:#ccc;"></div>
<div class="content" style="background:#abc;"></div>
<div class="content" style="background:#ccc;"></div>
<div class="content" style="background:#abc;"></div>
<div class="content" style="background:#ccc;"></div>
<div class="content" style="background:#abc;"></div>
<div class="content" style="background:#ccc;"></div>
<div class="content" style="background:#abc;"></div>
<div class="content" style="background:#ccc;"></div>
<div class="content" style="background:#abc;"></div>
<div class="content" style="background:#ccc;"></div>
<div class="content" style="background:#abc;"></div>
<div class="content" style="background:#ccc;"></div>
<div class="content" style="background:#abc;"></div>
<div class="content" style="background:#ccc;"></div>
<div class="content" style="background:#abc;"></div>
<div class="content" style="background:#ccc;"></div>
<div class="content" style="background:#abc;"></div>
<div class="content" style="background:#ccc;"></div>
<div class="content" style="background:#abc;"></div>
<div class="content" style="background:#ccc;"></div>
<div class="content" style="background:#abc;"></div>
</body>
</html>
<script type="text/javascript">
window.onscroll=function(){
    //滚动条滚动的距离
    var T=document.body.scrollTop+document.documentElement.scrollTop;
    //让advL advR和滚动条一起动。
    var obL=document.getElementById("advL");
    var obR=document.getElementById("advR");
    obL.style.top=T+"px";
    obR.style.top=T+"px";
}
</script>

 

javascript基础总结之实例(一)

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原文地址:http://www.cnblogs.com/wangjinke/p/4784482.html

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