* 歴史 [1] [CITE@en[(X)HTML5 Tracking]] ([TIME[2010-01-12 22:36:56 +09:00]] 版) [2] [CITE@en[(X)HTML5 Tracking]] ([TIME[2010-01-12 22:37:33 +09:00]] 版) [3] [CITE@en[(X)HTML5 Tracking]] ([TIME[2010-01-12 22:39:10 +09:00]] 版) [4] [CITE@en[HTML5 Revision Tracker]] ([TIME[2010-03-24 22:15:30 +09:00]] 版) [5] [CITE[IRC logs: freenode / #whatwg / 20100408]] ([TIME[2010-04-20 20:02:50 +09:00]] 版) [6] [CITE['''['''whatwg''']''' Please consider dropping the "sandbox" attribute from the