function razbreve(){


 document.getElementById("bvGauche").style.backgroundImage="url(images/breves/basgauche.gif)";
  document.getElementById("bvDroit").style.backgroundImage="url(images/breves/basdroite.gif)";     

  document.getElementById("bvGauche").style.color = "#313131";
  document.getElementById("bvDroit").style.color = "#313131";     

}

function showNext (){
  document.getElementById("bvGauche").style.backgroundImage="url(images/breves/basgauche.gif)";
  document.getElementById("bvDroit").style.backgroundImage="url(images/breves/basdroite_off.gif)";
  document.getElementById("bvGauche").style.color = "#313131";
  document.getElementById("bvDroit").style.color = "#d5fc2a";     
  
}

function showLast (){                    


  document.getElementById("bvGauche").style.backgroundImage     = "url(images/breves/basgauche_on.gif)";
  document.getElementById("bvDroit").style.backgroundImage      = "url(images/breves/basdroite.gif)";
  
    document.getElementById("bvGauche").style.color = "#d5fc2a";
  document.getElementById("bvDroit").style.color = "#313131";  
}



document.write('');