帮忙解释一下这段程序(JAVA)
<html>
<head>
<style>
body,table,div {font- }
.section { :10px;to:45px; solid #999; :300px;z- :lightYellow; }
.tabs { :10px; :300px; :10}
.tabs div{ solid#333; :2px;padding- :left;padding- :#eee;z- :pointer}
table { solid#333; }
tr{background:#fff}
th{background:#ccc}
td,th{text- :25px}
td{border- solid#ccc;}
</style>
<script language="JavaScript"> <!--
function display(o){
if ( =="basic"){
tElementById("basic"). ckgroundColor="lightYellow";
tElementById("basic").style.zIndex="20";
tElementById("basic"). rderBottom="1px solid lightYellow";
tElementById("basic"). ckgroundColor="#eee";
tElementById("basic"). rderBottom="1px solid#999";
tElementById("tabBasic").style.display="block";
tElementById("tabBasic").style.display="none";
}
else{
tElementById("basic"). ckgroundColor="#eee";
tElementById("basic"). rderBottom="#999";
tElementById("score"). ckgroundColor="lightYellow";
tElementById("score"). rderBottom="1px solid lightYellow";
tElementById("tabBasic").style.display="none";
tElementById("tabScore").style.display="block";
}
}
function displayImg(id){
tElementById("img").style.display="none";
if(id!="none"){
tElementById("img").src=id+".gif";
tElementById("img").style.display="block";
}
}
--></script>
</head>
<body onload="display( tElementById('basic'))">
<div class="tabs">
<div id="basic" onclick="display(this)">基本信息</div>
<div id="score" onclick="display(this)">成绩</div>
</div>
<div class="section" id="tabBasic">
<table style=" ">
<tr>
<th>姓名</th>
<th>学号</th>
</tr>
<tr onmouseover=" ckgroundColor='#ccc';displayImg('001')"onmouseout=" ckgroundColor='#fff';displayImg('none')">
<td>张小山</td>
<td>001</td>
</tr>
<tr onmouseover=" ckgroundColor='#ccc';displayImg('002');" onmouseout=" ckgroundColor='#fff';displayImg('none')">
<td>李小石</td>
<td>002</td>
</tr>
<tr onmouseover=" ckgroundColor='#ccc';displayImg('003')" onmouseout=" ckgroundColor='#fff';displayImg('none')">
<td>陈休休</td>
<td>003</td>
</tr>
<tr onmouseover=" ckgroundColor='#ccc';;displayImg('004')" onmouseout=" ckgroundColor='#fff';displayImg('none')">
<td>王北北</td>
<td>004</td>
</tr>
</table>
<img style=" :240px; :none;z- " id="img" onclick=" yle.displ
代码bu全~~把所有的代码复制到一个新的文本里面~~保存以后修改扩展名把txt换成html 然后双击运行就是最终效果
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