2 ms·done it in more than 15min :( http://fiddle.jshell.net/v6u6A/4/ http://fiddle.jshell.net/v6u6A/4/by zidan 13y agodone it in more than 15min :( http://fiddle.jshell.net/v6u6A/4/ http://fiddle.jshell.net/v6u6A/4/