代码：
<dl id="d">
<dt id="daaa">dt1</dt>
<dd>dd1</dd>
</dl>
代码：
<dl id="d">
<dt id="daaa">dt1</dt>
<dd>dd1</dd>
</dl>
<SCRIPT LANGUAGE="JavaScript" type="text/javascript">
<!--var d=document.getElementById("d");
var dd=document.createElement("dd");
var tn=document.createTextNode("dd2");
dd.appendChild(tn);
d.appendChild(dd);
//-->
</SCRIPT>
显示：
代码：
<!DOCTYPE HTML PUBLIC "-//W 3C //DTD HTML 4.0 Transitional//EN">
<HTML>
<HEAD>
<TITLE> New Document </TITLE>
</HEAD>
<BODY>
<div id="div1">
<ul>
<li>hello world1</li>
<li>hello world2</li>
<li>hello world3</li>
</ul>
</div>
<select οnchange="document.getElementById('div1').style.backgroundColor=this.value" >
<option value="#ffffff">请选择颜色</option>
<option value="#ff0000">红色</option>
<option value="#00ff00">绿色</option>
<option value="#0000ff">蓝色</option>
<option value="#ffffff">白色</option>
</select>
</BODY>
</HTML>
代码实现背景变色：
<!DOCTYPE HTML PUBLIC "-//W 3C //DTD HTML 4.0 Transitional//EN">
<HTML>
<HEAD>
<TITLE> New Document </TITLE>
<style type="text/css">
<!--
div#div1{ font-style:italic;}
div#div2 ul li { font-style:bold;}
-->
</style>
<!-- 1 使用id选择器-->
<!-- 2 使用层次选择器-->
</HEAD>
<BODY>
<div id="div1">
<ul>
<li>hello! how are you!</li>
<li>hello! how are you!</li>
<li>hello! how are you!</li>
</ul>
</div>
<div id="div2">
<ul>
<li>hello! how are you!</li>
<li>hello! how are you!</li>
<li>hello! how are you!</li>
</ul>
</div>
</BODY>
</HTML>
<!DOCTYPE HTML PUBLIC "-//W 3C //DTD HTML 4.0 Transitional//EN">
<HTML>
<HEAD>
<TITLE> New Document </TITLE>
<style type="text/css">
<!--
.style1 {background-color:#ffffff;color:#000000;}
.style1 ul li {list-style-type:circle; }
.style2 {background-color:#000000;color:#ffffff;}
.style2 ul li {list-style-type:disc; }
.style3 {background-color:#0000ff;color:#ff0000;}
.style3 ul li {list-style-type:disc; }
.style4 {background-color:#ff0000;color:#ffff00;}
.style4 ul li {list-style-type:circle; }
-->
</style>
<BODY>
<div id="div2">
<ul>
<li>hello! how are you!</li>
<li>hello! how are you!</li>
<li>hello! how are you!</li>
</ul>
</div>
<select οnchange="document.getElementById('div2').className=this.value">
<option value="style1">请选择</option>
<option value="style2">样式一</option>
<option value="style1">样式二</option>
<option value="style3">样式三</option>
<option value="style4">样式四</option>
</select>
</BODY>
</HTML>
<!DOCTYPE HTML PUBLIC "-//W 3C //DTD HTML 4.0 Transitional//EN">
<HTML>
<HEAD>
<TITLE> New Document </TITLE>
</HEAD>
<style type="text/css">
<!--
div#div1{height:240px; filter:BlendTrans(duration=1);}
-->
</style>
<SCRIPT LANGUAGE="JavaScript">
<!--
function play()
{
var div1=document.getElementById("div1");
div1.filters[0].apply();
div1.innerHTML="<img src='2.jpg' alt='' height=300 width=300 />";
div1.filters[0].play();
}
//-->
</SCRIPT>
<BODY>
<div id="div1">
<img src="1.jpg" alt="" height="300" width="300"/>
</div>
<input type="button" value="play" οnclick="play()"/>
</BODY>
</HTML>
按play后 显示
<!DOCTYPE HTML PUBLIC "-//W 3C //DTD HTML 4.0 Transitional//EN">
<HTML>
<HEAD>
<TITLE> New Document </TITLE>
<style type="text/css">
<!--
div#div1{ height:240px;
filter:progid:DXImageTransform.Microsoft.Alpha(opacity=20);
}
-->
</style>
<SCRIPT LANGUAGE="JavaScript">
<!--
function changeAlpha(value)
{
var div1=document.getElementById("div1");
div1.filters[0].opacity=value;
}
//-->
</SCRIPT>
</HEAD>
<BODY>
<div id="div1">
<img src="1.jpg" alt="" height=300 width=300 />
</div>
请选择颜色：
<select οnchange="changeAlpha(this.value)">
<option value="99">透明度</option>
<option value="20">20</option>
<option value="40">40</option>
<option value="60">60</option>
<option value="80">80</option>
</select>
</BODY>
</HTML>
<!DOCTYPE HTML PUBLIC "-//W 3C //DTD HTML 4.0 Transitional//EN">
<HTML>
<HEAD>
<TITLE> New Document </TITLE>
</HEAD>
<style type="text/css">
<!--
div#div1{height:240px; filter:BlendTrans(duration=1);}
-->
</style>
<SCRIPT LANGUAGE="JavaScript">
<!--
var i=1;
function play()
{
if(i<6)
{
var div1=document.getElementById("div1");
div1.filters[0].apply();
i=i+1;
div1.innerHTML="<img src='"+i+".jpg' alt='' height=300 width=300 />";
div1.filters[0].play();
}
}
function play1()
{
if(i<=6&&i>1)
{
var div1=document.getElementById("div1");
div1.filters[0].apply();
i=i-1;
div1.innerHTML="<img src='"+i+".jpg' alt='' height=300 width=300 />";
div1.filters[0].play();
}
}
//-->
</SCRIPT>
<BODY>
<div id="div1">
<img src="1.jpg" alt="" height="300" width="300"/>
</div>
<SCRIPT LANGUAGE="JavaScript">
</SCRIPT>
<input type="button" value="下一张" id="btn1" οnclick="play()"/>
<input type="button" value="上一张" οnclick="play1()"/>
</BODY>
</HTML>
没有上传图片 请自己copy加上图片 用editplus浏览
如有什么不足之处 请指正 谢谢
