nl_tokens: / * internal helper functions
pl_tokens: function createGetterSetter ( propName ) { function gs ( <mask> , value ) { // if we have a value update if ( typeof value != 'undefined' ) { element . style [ propName ] = value ; } return window . getComputedStyle ( element ) [ propName ] ; } // attach the property name to the getter and setter gs . property = propName ; return gs ; }