3 window
.onload = function() {
4 document
.body
.offsetTop
;
5 document
.getElementById('elm').style
.display
= 'none';
8 <p>There should be a blue
<em>square
</em> below.
</p>
9 <div style=
"display:table; border-spacing:100px; background:blue;">
10 <div style=
"display:table-row-group;"><div id=
"elm"></div></div>
11 <div style=
"display:table-row-group;"><div style=
"width:10px; height:10px;"></div></div>