<!--
function imgSwap(pic1,pic2) {
  if (document.images)  {
        document.images[pic1].src = eval(pic2 + ".src");
  }
}
if (document.images)
		{
		a = new Image( );
		a.src = "img/b_activites.gif";
		rolla = new Image( );
		rolla.src = "img/b_activites_on.gif";
		
		b = new Image( );
		b.src = "img/b_presentation.gif";
		rollb = new Image( );
		rollb.src = "img/b_presentation_on.gif";
		
		c = new Image( );
		c.src = "img/b_galerie.gif";
		rollc = new Image( );
		rollc.src = "img/b_galerie_on.gif";
		
		d = new Image( );
		d.src = "img/b_biblio.gif";
		rolld = new Image( );
		rolld.src = "img/b_biblio_on.gif";
		
		e = new Image( );
		e.src = "img/b_contact.gif";
		rolle = new Image( );
		rolle.src = "img/b_contact_on.gif";
		
		f = new Image( );
		f.src = "img/b_biblio2.gif";
		rollf = new Image( );
		rollf.src = "img/b_biblio2_on.gif";
		
		g = new Image( );
		g.src = "img/b_contact2.gif";
		rollg = new Image( );
		rollg.src = "img/b_contact2_on.gif";		
					
}
     
// -->