<!DOCTYPE HTML>
<html>
<head>
<meta http-equiv="Content-Type" Content="text/html; charset=utf-8" />
<title>style样式</title>
<style type="text/css">
*{font-size:12px;}
#txt{
height:400px;
width:600px;
border:#333 solid 1px;
padding:5px;}
p{
line-height:18px;
text-indent:2em;
}
</style>
</head>
<body>
<h2 id="con">JavaScript课程</h2>
<div id="txt">
<h5>JavaScript为网页添加动态效果并实现与用户交互的功能。</h5>
<p>1. JavaScript入门篇,让不懂JS的你,快速了解JS。</p>
<p>2. JavaScript进阶篇,让你掌握JS的基础语法、函数、数组、事件、内置对象、BOM浏览器、DOM操作。</p>
<p>3. 学完以上两门基础课后,在深入学习JavaScript的变量作用域、事件、对象、运动、cookie、正则表达式、ajax等课程。</p>
</div>
<form>
<input type="button" value="改变颜色" onclick="colorchange()">
<input type="button" value="改变宽高" onclick="whchange()">
<input type="button" value="隐藏内容" onclick="hidetxt()">
<input type="button" value="显示内容" onclick="showtxt()">
<input type="button" value="取消设置" onclick="chancel()">
</form>
<script type="text/javascript">
function colorchange() {
var ichar = document.getElementById('txt');
ichar.style.color = "red";
ichar.style.backgroundColor = "#ccc";
}
function whchange() {
var ichar = document.getElementById('txt');
ichar.style.width = "500px";
ichar.style.height = "600px";
}
function hidetxt(){
var ichar = document.getElementById('txt');
ichar.style.display = "none";
}
function showtxt(){
if (confirm(确定取消设置吗?)) {
var ichar = document.getElementById('txt');
ichar.style.color = "#000";
ichar.style.backgroungColor = "#fff";
ichar.style.width = "600px";
ichar.style.height = "400px";
ichar.style.display = "block";
}
}
function chancel(){
var ichar = document.getElementById('txt');
ichar.style.display = "block";
}
</script>
</body>
</html>
慕用0418482
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