function SlideInBar() {
    if(document.getElementById('bar_wrapper').style.display == 'none') Effect.SlideRightIn('bar_wrapper', { duration: 0.5 });
    else Effect.SlideLeftOut('bar_wrapper', { duration: 0.5 });
  }

function einblenden(id)
{
    if(document.getElementById(id).style.display == 'none')
     {
      Effect.BlindDown(id, { duration: 1.2 });
      document.getElementById(id+'l').innerHTML = 'Verlauf der Simulation ausblenden...';
      document.getElementById(id+'k').innerHTML = 'Hinweise ausblenden...';
     }
     else
     {
      Effect.BlindUp(id, { duration: 1.2 });
      document.getElementById(id+'l').innerHTML = 'Verlauf der Simulation einblenden...';
      document.getElementById(id+'k').innerHTML = 'Hinweise einblenden...';
     }

}