<!DOCTYPE html> <html> <head> <script type="text/javascript"> function boom() { var newDiv = document.createElement("div"); var ispan = document.getElementById("ispan"); ispan.parentNode.insertBefore(newDiv, ispan); } </script> </head> <body onload="boom();"> <div style="-moz-column-count: 1; position: fixed;"><div style="overflow: -moz-hidden-unscrollable; display: table-header-group; white-space: pre; position: absolute;"> <span id="ispan"> </span></div></div> </body> </html>