June 23, 2011, 3:31 a.m.
posted by yml
Keeping Background Images Stationary in Internet Explorer 6 for Windows
According to the CSS 2 specification, when a background image is fixed using the background-attachment property, it shouldn't move when the user scrolls the web page. In all versions of Internet Explorer for Windows, this property doesn't work at all.
Recipe 3.7 for information about setting a fixed background image; the CSS specification for the background-attachment propery at http://www.w3.org/TR/CSS21/colors.html#propdef-background-attachment.