#nav{ width: 170px;#nav a{ display: block;字串8 text-decoration: none; color: #333; text-indent: 10px; font-weight: bold; background: url(nav2.png); }#nav a:hover{ background: none;以下为引用的内容：<!--[if gte IE 5.5]> <style type="text/css"> #nav a{background: none; filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(sizingMethod=‘scale‘, src=‘nav2.png‘)} #nav a:hover{filter: none} </style> <![endif]-->