nl_tokens: Removes this element from the document removes all DOM event listeners and deletes the cache reference . All DOM event listeners are removed from this element .
pl_tokens: function ( node ) { if ( node && node . parentNode && node . tagName != 'BODY' ) { Ext . get ( node ) . clearListeners ( ) ; node . parentNode . removeChild ( <mask> ) ; delete Ext . cache [ node . id ] ; } }