,
				url:"../asyncData/getNodes.php",
				autoParam:["id", "name=n", "level=lv"],
				otherParam:{"otherParam":"zTreeAsyncTest"},
				dataFilter: filter,
				type: "get"
			},
			callback: {
				beforeAsync: beforeAsync,
				onAsyncSuccess: onAsyncSuccess,
				onAsyncError: onAsyncError
			}
		};

		function filter(treeId, parentNode, childNodes) {
			if (!childNodes) return null;
			for (var i=0, l=childNodes.length; i<l; i++) {
				childNodes[i].name = childNodes[i].name.replace(/\.n/g, '.');
			}
			ret