function mon_el_fnFixPng(img){
	var src=img.src;
	var shim = SITE_URL+'/Javascript/x.gif';
	img.style.width = img.width + "px";
	img.style.height = img.height + "px";
	img.style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + src + "', sizingMethod='scale')";
	img.src = shim;
}
function form_ajax(id, callback) {
	var form=$('#'+id);
	var parameters=form.serialize(true);
	parameters += "&ajaxAction=1";
	$.ajax({
	  url: form.attr('action'),
	  type: "POST",
	  data: parameters,
	  success: function(data) {
		  if(typeof( data.message ) != "undefined") {
			afficheMessage(data.message, data.success, !data.redirect);//Affiche le message avec bouton s'il n'y a pas de redirection
			if(data.redirect) {
				setTimeout('window.location.replace("'+data.redirect+'");', 2000);
			}
			else {
				if (jQuery.isFunction( callback )) {
					callback();
				}
			}
		  }
		  else alert(data);
		  
	  },
	  error: function(XMLHttpRequest, textStatus, errorThrown) {
		  afficheMessage(i18n_erreur_requete);
	  }
	});
	return false;
}
var cpt_messages=0;
function afficheMessage(message, succes, button) {
	/*if($('#message_js').length == 0) {
		$('<div id="message_js" style="display: none;"></div>').prependTo('#contenu');
	}*/
	cpt_messages++;
	var message_js=$('<div class="message_js" id="message_js'+cpt_messages+'" style="display: none;"></div>').prependTo('#messages_js');
	$('#message_js'+cpt_messages).click(function(e) {
		$(this).hide('fast', function() {$(this).remove()});
	});
	if(button) {
		message+="<a style=\"float:right;font-size: 11px;\" href='#'>"+i18n_Fermer+"</a>";
	}
	if(succes) {
		message='<div class="succes">'+message+'</div>';
	}
	else {
		message='<div class="erreur">'+message+'</div>';
	}
	
	message_js.html(message).show('fast');
	cacheMessage('#message_js'+cpt_messages);
}
function cacheMessage(id) {
	setTimeout(function(){
		$(id).hide('fast', function() {$(id).remove()});
	}, 6000);
}