<!DOCTYPE html>
<script>
    onload = function() {
        var elm = document.getElementById('elm');
        document.body.offsetTop; // trigger layout
        elm.style.display = 'block';
    }
</script>
<p>Test insertion of a spanner that comes right after another spanner, and precedes column content.</p>
<p>There should be four lines below with the word "PASS". Letter spacing is expected to
vary. The first line should be in <span style="color:green;">green</span>. The second one
in <span style="color:blue;">blue</span>, the third one
in <span style="color:olive;">olive</span>, and the fourth one
in <span style="color:orange;">orange</span>.</p>
<div style="-webkit-columns:5; -webkit-column-gap:0; width:5em; orphans:1; widows:1; color:green;">
    P<br>A<br>S<br>S
    <div style="-webkit-column-span:all; color:blue;">PASS</div>
    <div id="elm" style="display:none; -webkit-column-span:all; color:olive;">PASS</div>
    <span style="color:orange;">P<br>A<br>S<br>S</span>
</div>