* html .u1_normal {
    background-image: none;
    filter: progid:DXImageTransform.Microsoft.AlphaImageLoader(src="前台页面_files/u1_normal.png");
}

* html .u4_normal {
    background-image: none;
    filter: progid:DXImageTransform.Microsoft.AlphaImageLoader(src="前台页面_files/u4_normal.png");
}

* html .u7_normal {
    background-image: none;
    filter: progid:DXImageTransform.Microsoft.AlphaImageLoader(src="前台页面_files/u7_normal.png");
}

