// code.google.com/speed/webp/ // by rich bradshaw, ryan seddon, and paul irish // This test is asynchronous. Watch out. (function(){ var image = new Image(); image.onerror = function() { Modernizr.addTest('webp', false); }; image.onload = function() { Modernizr.addTest('webp', function() { return image.width == 1; }); }; image.src = 'data:image/webp;base64,UklGRiwAAABXRUJQVlA4ICAAAAAUAgCdASoBAAEAL/3+/3+CAB/AAAFzrNsAAP5QAAAAAA=='; }());