<!DOCTYPE HTML> <html class="reftest-wait"> <head> <title>Image reftest wrapper</title> <style type="text/css"> #image1 { background-color: rgb(10, 100, 250); } </style> <script> // The image is loaded async after the page loads // wait for it to finish loading function onImageLoad() { document.documentElement.removeAttribute("class"); }; </script> </head> <body> <img id="image1"> <script> // Use as "wrapper.html?image.png" var imgURL = document.location.search.substr(1); document.images[0].onload = onImageLoad; document.images[0].onerror = onImageLoad; document.images[0].src = imgURL; </script> </body> </html>