nl_tokens: ToDo : shrink rows when \ n + backspace
pl_tokens: <mask> ( e ) { if ( e . keyCode === 13 ) { if ( outline . targetOf ( e ) . tagName !== 'TEXTAREA' ) { this . clearInputAndSave ( ) } else { // <TEXTAREA> var preRows = parseInt ( this . lastModified . getAttribute ( 'rows' ) ) this . lastModified . setAttribute ( 'rows' , ( preRows + 1 ) . toString ( ) ) e . stopPropagation ( ) } } // Remark by Kenny: If the user wants to input more lines into an one-line-only blank. //                 Direct him/her to a new blank (how?) }