/*function ChangeOnglet(onglet, contenu) 
{   
    document.getElementById('content_conc').style.display = 'none';
    document.getElementById('content_ener').style.display = 'none';
    document.getElementById('content_diss').style.display = 'none';       
    document.getElementById('content_ecla').style.display = 'none';       
    document.getElementById('content_admi').style.display = 'none';       
    document.getElementById('content_comm').style.display = 'none';       
    document.getElementById('content_autr').style.display = 'none';       
    document.getElementById(contenu).style.display = 'block';       

    document.getElementById('tab_conc').className = '';
    document.getElementById('tab_ener').className = '';
    document.getElementById('tab_diss').className = '';       
    document.getElementById('tab_ecla').className = '';       
    document.getElementById('tab_admi').className = '';       
    document.getElementById('tab_comm').className = '';       
    document.getElementById('tab_autr').className = '';       
    document.getElementById(onglet).className = 'active';       
}  */