function saveScrollXY() {
    document.forms[0].scrollX.value = document.body.scrollLeft;
    document.forms[0].scrollY.value = document.body.scrollTop;
}

function resetScrollPosition() {
    var x, y;
    if ( document.forms[0] ) {
        x = document.forms[0].scrollX;
        y = document.forms[0].scrollY;
        if ( typeof x != 'undefined' && typeof y != 'undefined' ) {
            window.scrollTo(x.value, y.value);
        }
    }
}