var timeout1;
  var timeout2;
  var timeout3;
  var vitesse=60;
  
  function left(){
    window.clearTimeout(timeout3);
    var element = document.getElementById('tomove');
    
    if(parseInt(element.style.marginLeft) < 0){
      var l = parseInt(parseInt(element.style.marginLeft) + 10);
      element.style.marginLeft = l+"px";
      timeout1 = setTimeout("left()",vitesse);
    }
    else
      window.clearTimeout(timeout1);
  }
  
  function right(){
     
    window.clearTimeout(timeout3);
    var element = document.getElementById('tomove');
    if(parseInt(element.style.marginLeft) >= -2220){
      var l = parseInt(parseInt(element.style.marginLeft) - 10);
      element.style.marginLeft = l+"px";
      timeout2 = setTimeout("right()",vitesse);
    }
    else {
      window.clearTimeout(timeout2);
      element.style.marginLeft = "-20px";
      timeout2 = setTimeout("right()",vitesse);
      }
  }
  

  function rightAuto(){
    window.clearTimeout(timeout1);
    window.clearTimeout(timeout2);
    var element = document.getElementById('tomove');
    if(parseInt(element.style.marginLeft) >= -2220){
      var l = parseInt(parseInt(element.style.marginLeft) - 2);
      element.style.marginLeft = l+"px";
      timeout3 = setTimeout("rightAuto()",vitesse);
    }
    else {
      window.clearTimeout(timeout3);
      element.style.marginLeft = "-4px";
      timeout3 = setTimeout("rightAuto()",vitesse);
      }
  }
  
  
  
function showSlide(num){
  $('#img_pub').fadeOut('slow', function() {  
    $('#img_pub').css("background-image","url('/ressources/images/pub/pub"+num+".png')");
    $('#img_pub').fadeIn('slow', function() {
      // Animation complete
    });
  });

}


function update_slide(pos){   
    if(pos==0) pos=pos+1;
    showSlide(pos);
  	setTimeout("update_slide("+((pos+1)%6)+");",5000);
  	
  }
  
  
  
function redirectGrille(nb){

    a = confirm("Il vous manque "+nb+" points pour commander ce cadeau.\nVoulez vous obtenir plus de points ?");
    
    if(a){
      document.location.href="/grille/plus-de-grilles.php";
    }
}