function showAnim(d)
{

    if(document.getElementById('anim-'+d).style.display != 'block')
    {
        for(i=0;i<5;i++)
        {
            document.getElementById('anim-'+i).style.display = 'none';
        }

        couleur = 0;

        document.getElementById('anim-'+d).style.display = 'block';

        if ( d==0 )
            document.getElementById('anim-content-img').className = 'anim-content';
        else
            document.getElementById('anim-content-img').className = 'anim-content-'+d;


        degrade(d);
    }
}