nl_tokens: Creates a copy ( clone ) of this Node .
pl_tokens: function ( newId , deep ) { var me = this , result = me . callOverridden ( arguments ) , len = <mask> . childNodes ? me . childNodes . length : 0 , i ; // Move child nodes across to the copy if required if ( deep ) { for ( i = 0 ; i < len ; i ++ ) { result . appendChild ( me . childNodes [ i ] . copy ( true ) ) ; } } return result ; }