http://nullnyan.i2p/b/44227
GM_setValue ( e . target . id , '1' ) : GM_deleteValue ( e . target . id ), hideCB = Object . assign ( document . createElement ( 'input' ), { type : 'checkbox' , title : 'Скрыть/раскрыть' , className : 'hidebox' }), bindElements = ( selector , f ) => { ( new MutationObserver ( mList => { for ( let mRecord of mList ) for ( let node of mRecord . addedNodes ) node . matches && node . matches ( selector ) && f ( node ); })). observe ( document , { childList : true , subtree : true }); document ....