.ie6fixedtop, .ie6fixedbottom {
	position: fixed;
}
.ie6fixedtop {
	_position: absolute;
	_bottom: auto;
	_top: expression(eval(document.documentElement.scrollTop));
}
.ie6fixedbottom {
	_position: absolute;
	_bottom: auto;
	_top: expression(eval(document.documentElement.scrollTop+document.documentElement.clientHeight-this.offsetHeight-(parseInt(this.currentStyle.marginTop,10)||0)-(parseInt(this.currentStyle.marginBottom,10)||0)));
}
*html {
	background-image: url(about:blank);
	background-attachment: fixed;
}