if (gInFullScreen) {

    // TODO test it seriously

    var headerHeight = $("#header").height();

    var windowHeight = $(window).height();

    var frameHeight = (windowHeight - headerHeight - 2) + 'px'; // - 2 to prevent scrollbars ? --> TODO test it without -2

    var windowWidth = $(window).width();

    var frameWidth = (windowWidth - 2) + 'px'; // - 2 to prevent scrollbars ?// --> TODO test it without -2

    // TODO test if we're embeded ! wont work otherwise anyway (frame security concerns)

    $("#text_view_frame").css( {

      'position' :'absolute',

      'left' :'0px',

      'top' :headerHeight,

      'width' :frameWidth,

      'height' :frameHeight

    });

  }

  else {

    // TODO test it seriously

    var frameTop = Math.ceil($("#text_view_frame_container").position()["top"]);

    var windowHeight = $(window).height();

    var frameHeight = (windowHeight - frameTop - 2) + 'px'; // - 2 to prevent scrollbars // ? --> TODO test it without -2

    var windowWidth = $(window).width();

    var frameWidth = (windowWidth - 2) + 'px'; // - 2 to prevent scrollbars ? // --> TODO test it without -2

    // TODO test if we're embeded ! wont work otherwise anyway (frame security)

    $("#text_view_frame").css( {

      'position' :'relative',

      'width' :'99.9%',

      'height' :frameHeight,

      'top' :'0px'

    });

  }

  gInFullScreen = true;

  _setFrameSize() ;

  frames['text_view_frame'].$("#c_fullscreen_btn").attr('src', sv_media_url + '/img/arrow_in.png');

  frames['text_view_frame'].f_setCookie('fullscreen', '1') ;

  gInFullScreen = false;

  _setFrameSize() ;

  frames['text_view_frame'].$("#c_fullscreen_btn").attr('src', sv_media_url + 'img/arrow_out.png');

  frames['text_view_frame'].f_setCookie('fullscreen', '0') ;

  //console.info('_toInitialSize') ; 

  var fullscreen = ($.cookie('fullscreen') == '1');

  if (fullscreen)

    _toFullScreenSize() ;

  else 

    _toNormalSize() ;