@@ -941,10 +941,10 @@ <h3 id="offset-attributes">The <code title="">offsetParent</code>,
941941 or does not have an associated CSS layout box return zero and terminate
942942 this algorithm.</ p > </ li >
943943
944- < li > < p > If the < code > offsetParent</ code > of the element is
945- null or < span > the HTML < code > body </ code > element </ span >
946- return the y-coordinate of the top < span > border edge </ span > the element
947- and terminate this algorithm.</ p > </ li >
944+ < li > < p > If the < code > offsetParent</ code > of the element is null return the
945+ y-coordinate of the top < span > border edge </ span > of the element, relative
946+ to the < span > initial containing block </ span > origin, and terminate this
947+ algorithm.</ p > </ li >
948948
949949 < li >
950950 < p > Return the result of subtracting the y-coordinate of the top
@@ -968,10 +968,10 @@ <h3 id="offset-attributes">The <code title="">offsetParent</code>,
968968 element</ span > or does not have an associated CSS layout box return zero
969969 and terminate this algorithm.</ p > </ li >
970970
971- < li > < p > If the < code > offsetParent</ code > of the element is
972- null or < span > the HTML < code > body </ code > element </ span >
973- return the x-coordinate of the left < span > border edge </ span > the element
974- and terminate this algorithm.</ p > </ li >
971+ < li > < p > If the < code > offsetParent</ code > of the element is null return the
972+ x-coordinate of the left < span > border edge </ span > of the element,
973+ relative to the < span > initial containing block </ span > origin, and
974+ terminate this algorithm.</ p > </ li >
975975
976976 < li >
977977 < p > Return the result of subtracting the x-coordinate of the left
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