function getActu(num_actu) {
	 var myurl = "getactu.php?id="+num_actu;
	 $.ajax({
	   url: myurl,
	   global: false,
	   type: "GET",
	   dataType: "html",
	   success: function(msg){
	      eval("var obj="+msg);
	      $('#actu_date').text(obj['date_txt']);
		  $('#actu_titre').text(obj['titre']);
	      $('#actu_texte').html(obj['texte']);
	      $('#actu_img').attr("src", obj['image']);
	   }
	}).responseText;
}