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  .box
{
/*·ÇIEµÄÖ÷Á÷ä¯ÀÀÆ÷ʶ±ðµÄ´¹Ö±¾ÓÖеķ½·¨*/
display: table-cell;
vertical-align: middle; /*ÉèÖÃˮƽ¾ÓÖÐ*/
text-align: center;

/* Õë¶ÔIEµÄHack */
*display:block;
*font-size:175px;/*ԼΪ¸ß¶ÈµÄ0.873£¬200*0.873 ԼΪ175*/
*font-family:Arial;/*·ÀÖ¹·Çutf-8ÒýÆðµÄhackʧЧÎÊÌ⣬Èçgbk±àÂë*/

width:200px;
height:200px;
border:1px solid #eee;
}
.box img
{
/*ÉèÖÃͼƬ´¹Ö±¾ÓÖÐ*/
vertical-align: middle;
}
<div class="box">
<img src="http://pics.taobao.com/bao/album/promotion/taoscars_180x95_071112_sr.jpg" mce_src="http://pics.taobao.com/bao/album/promotion/taoscars_180x95_071112_sr.jpg" />
</div>
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http://www.planabc.net/2008/05/26/img_vertical_center_solution/
http://www.student.oulu.fi/~laurirai/www/css/middle/  


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css hacks (ie6,ie7,ie8,firefox,Chrome)

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 scrollbar-face-color: #000000;
 scrollbar-shadow-color: #FFC300;
 scrollbar-highlight-color: #000000;
 scrollbar-3dlight-color: #FFC300;
 scrollbar-darkshadow-color: #000000;
 scrollbar-track-color: #000000;
 scrollbar-arrow-color: #FFC300;
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      1.<script type="text/javascript" src="myjs/xx.js"></script>
      2.<script language="javascript" src="myjs/xx.js"></script>
 
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CSS:marginÊôÐÔ±¸Íü

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<head>
<title>aaa</title>
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<link href="css/main0.css" rel="stylesheet" type="text/css" id="cssfile" />
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