EmulatingFixedPositioning in IE

/* For fixed positioning savvy browsers */
.fixed{
position: fixed;
}

#header{
top: 0;
left: 0;
height: 80px;
}

#footer{
bottom: 0;
left: 0;
height: 30px;
}

body{
padding: 80px 0 30px;
}

/* For IE for Windows \*/
* html{
width: 100%;
height: 100%;
overflow: hidden;
}

* html body{
width: 100%;
height: 100%;
overflow: auto;
}

* html .fixed{
position: absolute;
}
/* */

Reference: http://css-discuss.incutio.com/?page=EmulatingFixedPositioning