nl_tokens: Class for dimension change detection .
pl_tokens: function ( element , callback ) { var me = this ; var elementType = Object . prototype . toString . call ( element ) ; var isCollectionTyped = me . _isCollectionTyped = ( '[object Array]' === elementType || ( '[object NodeList]' === elementType ) || ( '[object HTMLCollection]' === elementType ) || ( 'undefined' !== typeof jQuery && element instanceof window . jQuery ) || //jquery ( 'undefined' !== typeof Elements && element instanceof window . Elements ) //mootools ) ; me . _element = element ; if ( isCollectionTyped ) { var i = 0 , j = element . length ; for ( ; i < j ; i ++ ) { attachResizeEvent ( <mask> [ i ] , callback ) ; } } else { attachResizeEvent ( element , callback ) ; } }