文字或图片元素在DIV中垂直居中

代码如下:

<!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=GB2312" /> 
<title>Untitled Document</title> 
<style type="text/css"> 
<!-- 
.frame{ 
    float:left; 
    margin:2px; 
} 
.outer { 
    height: 250px; 
    width: 240px; 
    overflow: hidden; 
    background:gold; 
    position: static !important; 
    position: relative; 
    display: table !important; 
} 
#middle { /* for explorer only*/ 
    position: absolute; 
    top: 50%; 
} 
#middle[id] { 
    display: table-cell; 
    vertical-align: middle; 
    position: static; 
} 
#inner { /* for explorer only */ 
    position: relative; 
    top: -50%; 
    width: 100%; 
    margin: 0 auto; 
    text-align:center 
} 
</style> 
</head>

<body> 
<div class="frame"> 
    <div class="outer"> 
        <div id="middle"> 
            <div id="inner"><img src="http://bbs.blueidea.com/images/smilies/eek.gif" alt="" /></div> 
        </div> 
    </div> 
</div> 
<div class="frame"> 
    <div class="outer"> 
        <div id="middle"> 
            <div id="inner"> 
                <img src="http://bbs.blueidea.com/images/smilies/eek.gif" alt="" /><br /><br /> 
                <img src="http://bbs.blueidea.com/images/smilies/eek.gif" alt="" /> 
            </div> 
        </div> 
    </div> 
</div> 
<div class="frame"> 
    <div class="outer"> 
        <div id="middle"> 
            <div id="inner">图片与文本内容混合<br><img src="http://desk.blueidea.com/QTZY/GIF/xsgs_21/xsgs_21004.gif" alt="" /><br>图片与文本内容混合</div> 
        </div> 
    </div> 
</div> 
<div class="frame"> 
    <div class="outer"> 
        <div id="middle"> 
            <div id="inner"><span>图片与文本</span><img src="http://desk.blueidea.com/QTZY/GIF/xsgs_21/xsgs_21004.gif" alt="" align="middle" /><span>图片与文本</span></div> 
        </div> 
    </div> 
</div>
<div class="frame"> 
    <div class="outer"> 
        <div id="middle"> 
            <div id="inner">5454545445445<br>5454545445445<br>5454545445445<br>5454545445445<br>5454545445445<br>5454545445445<br>5454545445445<br>5454545445445<br></div>
</div> 
    </div> 
</div>
</body> 
</html>