function deplaceCalqueDe(idCalque,stepX,stepY)
{
  calqueStyle = styleCalque(idCalque);
  calqueStyle.left = parseInt(calqueStyle.left) + stepX;
  calqueStyle.top = parseInt(calqueStyle.top) + stepY;
}
function defileCalqueMot(idCalque,clipTop,clipBottom,direction)
{
  pas = pas + (10*direction);
  deplaceCalqueDe(idCalque,0,(10*direction));
  if (document.layers)
  {
    styleCalque(idCalque).clip.top = clipTop - pas;
    styleCalque(idCalque).clip.bottom = clipBottom - pas;
  }
  else {styleCalque(idCalque).clip = "rect("+(clipTop-pas)+",auto,"+(clipBottom-pas)+",auto)";}
   
setTimeout("defileCalqueMot('"+idCalque+"',"+clipTop+","+clipBottom+","+direction+")",3000);

}
function defileCalque(idCalque,clipTop,clipBottom,direction)
{
  defileCalqueMot(idCalque,clipTop,clipBottom,direction);
}