( function() { if ( !/*@cc_on!@*/0 ) return; var e = "abbr,article,aside,audio,bb,canvas,datagrid,datalist,details,dialog,eventsource,figure,footer,header,hgroup,mark,menu,meter,nav,output,progress,section,time,video".split ( ',' ),i=e.length; while ( i-- ) {document.createElement ( e[i] ) } } ) () //然后在head中引入该js