1 <html xmlns=
"http://www.w3.org/1999/xhtml">
3 <script type=
"text/javascript">
8 var option
= document
.getElementsByTagName("option")[0];
9 var b
= option
.firstChild
;
10 option
.appendChild(document
.createTextNode("\u064A"));
11 document
.documentElement
.offsetHeight
;
12 option
.removeChild(b
);
19 <body onload=
"boom();"><select><option>B
</option></select></body>