var defile;// l'element a deplacer 
var psinit = 1024; // position horizontale de depart 
var pscrnt = psinit;        
function texteDefile() 
{ 
   if (!defile) defile = document.getElementById('miniDia'); 
   if (defile) 
   { 
		if(pscrnt < ( - defile.offsetWidth) ) pscrnt = psinit; 
		else pscrnt+= -1; // pixel par deplacement 
		
		defile.style.backgroundPosition = pscrnt+"px"; 
   } 
} 
setInterval("texteDefile()",20); // delai de deplacement