| <ul> | |
| <li id="liTarget"> | |
| <div id="divTarget" style="overflow:hidden;"> | |
| <span>a</span>xxx | |
| </div> | |
| </li> | |
| </ul> | |
| <script> | |
| var new_span=document.createElement("span"); | |
| var text_node=document.createTextNode("inline"); | |
| new_span.appendChild(text_node); | |
| var div_target=document.getElementById("divTarget"); | |
| var li_target=document.getElementById("liTarget"); | |
| li_target.insertBefore(new_span,div_target); | |
| document.body.offsetHeight; | |
| </script> |