nl_tokens: Retrieves the document width
pl_tokens: function ( ) { //<debug warn> Ext . Logger . deprecate ( "Ext.Element.getDocumentWidth() is no longer supported. " + "Please use Ext.Viewport#getWindowWidth() instead" , this ) ; //</debug> return Math . max ( ! Ext . isStrict ? document . body . scrollWidth : <mask> . documentElement . scrollWidth , this . getViewportWidth ( ) ) ; }