CSS:当鼠标移动到表格的某一行时改变其背景颜色

效果：

鼠标没有指向任何一行时：

 

当鼠标指向其中一行时：

代码:

html:

View Code 
<!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>突出表格中鼠标指定的行</title>
<link rel="stylesheet" type="text/css" href="突出表格中鼠标指定的行.css" />
<style type="text/css">
    .datatable tr:hover,.datatable tr.hilite
    {
    background-color:#99FF66;
    color:#0000CC;
    }
</style>
<script type="text/javascript">
    var rows = document.getElementsByTagName('tr');//取得行
    for(var i=0 ;i<rows.length; i++)
    {
        rows[i].onmouseover = function(){//鼠标移上去,添加一个类'hilite'
            this.className += 'hilite';
        }
        rows[i].onmouseout = function(){//鼠标移开,改变该类的名称
            this.className = this.className.replace('hilite','');
        }
    }
</script>
</head>

<body>
    <table class="datatable" summary="test">
        <caption>Student List</caption>
        <tr>
            <th>Student Name</th>
            <th>Date of Birth</th>
            <th>Class</th>
            <th>ID</th>
        </tr>
        <tr>
            <td>Joe Bloggs</td>
            <td>27/02/1993</td>
            <td>Mrs Jones</td>
            <td>12009</td>
        </tr>
        <tr>
            <td>William Smith</td>
            <td>04/03/1992</td>
            <td>Mrs Jones</td>
            <td>12010</td>
        </tr>
        <tr>
            <td>William Smith</td>
            <td>04/03/1992</td>
            <td>Mrs Jones</td>
            <td>12010</td>
        </tr>
        <tr>
            <td>William Smith</td>
            <td>04/03/1992</td>
            <td>Mrs Jones</td>
            <td>12010</td>
        </tr>
    </table>
</body>
</html>

css:

View Code 
@charset "utf-8";
/* CSS Document */
.datatable
{
    border-collapse:collapse;
    color:#000000;
    font-family:Arial, Helvetica, sans-serif;
    border:1px solid #000099;
    font-size:14px;
}
.datatable th,.datatable td
{
    text-align:left;
    border:1px solid #000000;
    padding-left:4px;
    padding-top:5px;
    padding-bottom:5px;
    padding-left:4px;
    padding-right:4px;
}
.datatable th
{
    color:#000066;
    font-family:宋体,Arial, Helvetica, sans-serif;
    background-color:#CCCCCC;
}
.datatable caption
{
    border:solid #000000 1px;
    background-color:#CCFF66;
    padding:5px 0 5px 0;
}

 

 

 

posted @ 2013-03-10 15:45  KeenLeung  阅读(19694)  评论(1)  编辑  收藏  举报