body背景兼容1e浏览器

body{
background: url('images/1.png') no-repeat center fixed;
background-attachment: fixed;
background-size: 100% 100%;
filter: progid:DXImageTransform.Microsoft.AlphaImageLoader(src='images/1.png',sizingMethod='scale');
background-repeat: no-repeat;
background-positon: 100%, 100%;
font: normal 12px tahoma, arial, verdana, sans-serif;
margin: 0;
padding: 0;
border: 0 none;
overflow: hidden;
height: 100%;
}