<!DOCTYPE html> <html class="reftest-wait"> <head> <script> document.addEventListener("MozReftestInvalidate", function() { document.getElementById("i").select(); document.documentElement.className = ""; }, false); </script> </head> <body> <input id="i" type="text" value="123"> <!-- div to cover spin box area --> <div style="display:block; position:absolute; background-color:black; width:200px; height:100px; top:0px; left:100px;"> </body> </html>