function ajaxfilemanager(field_name, url, type, win) {
			var ajaxfilemanagerurl = "../../plugins/ajaxfilemanager/ajaxfilemanager.php?pub="+pub;   /* CAMBIATO */
			switch (type) {
				case "image":
					break;
				case "media":
					break;
				case "flash": 
					break;
				case "file":
					break;
				default:
					return false;
			}
			var fileBrowserWindow = new Array();
			fileBrowserWindow["file"] = ajaxfilemanagerurl;
			fileBrowserWindow["title"] = "Ajax File Manager";
			fileBrowserWindow["width"] = "782";
			fileBrowserWindow["height"] = "440";
			fileBrowserWindow["close_previous"] = "no";
			tinyMCE.openWindow(fileBrowserWindow, {
			  window : win,
			  input : field_name,
			  resizable : "yes",
			  inline : "yes",
			  editor_id : tinyMCE.getWindowArg("editor_id")
			});
			
			return false;
		}