function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

var compteur_chenillard = 0; 
var timer_chenillard;
 
// lancement du chenillard 
function go_chenillard() 
{ 
  timer_chenillard = setTimeout("update_chenillard()", 1000 * 0.5); 
} 
 
// maj chenillard 
function update_chenillard() 
{ 
  if (compteur_chenillard == 1) 
  {    
    MM_swapImgRestore();
	
	  MM_swapImage('etrun','','dist/img/etrun_r.gif',1); 
  } 
  else if (compteur_chenillard == 2) 
  { 
    MM_swapImgRestore();
	
	  MM_swapImage('acq','','dist/img/acq_r.gif',1); 
  } 
  else if (compteur_chenillard == 3) 
  { 
    MM_swapImgRestore();
	
	  MM_swapImage('mtstEloi','','dist/img/mtStEloi_r.gif',1); 
  }   
  else if (compteur_chenillard == 4) 
  { 
    MM_swapImgRestore();
	
	  MM_swapImage('maroeuil','','dist/img/maroeuil_r.gif',1); 
  }    
  else if (compteur_chenillard == 5) 
  { 
    MM_swapImgRestore();
	
	  MM_swapImage('Neuville','','dist/img/neuville_r.gif',1); 
  }
  else if (compteur_chenillard == 6) 
  { 
    MM_swapImgRestore();
	
	  MM_swapImage('roclincourt','','dist/img/roclincourt_r.gif',1); 
  }
  else if (compteur_chenillard == 7) 
  { 
    MM_swapImgRestore();
	
	  MM_swapImage('ecurie','','dist/img/ecurie_r.gif',0); 
  }   
  else if (compteur_chenillard == 8) 
  { 
    MM_swapImgRestore();
  } 
          
  // relance timer 
  if (compteur_chenillard < 8) 
  { 
	  compteur_chenillard = compteur_chenillard + 1;
    go_chenillard(); 
  }
}