Created
October 17, 2015 10:51
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <title></title> | |
| <style type="text/css"> | |
| body.a { | |
| background: url(http://ololo.com/i.png) no-repeat; | |
| } | |
| </style> | |
| </head> | |
| <body onload="end()" id="body"> | |
| <div id="a">null1</div> | |
| <script type="text/javascript"> | |
| Date.now = Date.now || function() { return +new Date; }; | |
| var t = Date.now(); | |
| var out = document.getElementById('a') | |
| // console.time(1); | |
| function end () { | |
| // console.timeEnd(1); | |
| out.innerHTML = (Date.now() - t); | |
| } | |
| setTimeout(function () { | |
| document.getElementById('body').className = 'a'; | |
| }, 0); | |
| </script> | |
| </body> | |
| </html> |
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