js方法(5)
    var div = this.ownerDocument.createElement("div");
					div.innerHTML = obj;
					var elem = div.childNodes;
					var ret = [];
					for (var e in elem) {
						if (elem[e].nodeType === 1) {
							ret.push(elem[e]);
						}
					}
					for (var i = 0; i < ret.length; i++) {
						this.appendChild(ret[i]);
					}
				}, content);
			}
		}
	}, appendTo:function (e) {
		if (typeof e === "string" && e !== undefined) {
			var obj = [];
			for (var i = 0; i < this.length; i++) {
				obj.push(this[i]);
			}
			var es = this.init(e);
			this.addElement(es, function (param) {
				this.appendChild(param.cloneNode(true));
			}, obj);
			this.empty(obj);
			return this;
		}
	}, addElement:function (object, callback, params) {
		for (var j = 0; j < object.length; j++) {
			for (var i = 0; i < params.length; i++) {
				callback.call(object[j], params[i]);
			}
		}
	}, bind:function (E, fn) {
		if (typeof E === "string" && typeof fn === "function") {
			if (window.addEventListener) {
				this.each(this, function (fn) {
					this.addEventListener(E, fn, false);
				}, fn);
			} else {
				if (window.attachEvent) {
					this.each(this, function (fn) {
						this.attachEvent("on" + E, fn);
					}, fn);
				}
			}
		}
	}, addClass:function (styles) {
		if (typeof styles === "string") {
			for (var i = 0; i < this.length; i++) {
				styles += " " + this[i].className;
				this[i].className = styles;
			}
		}
		return this;
	}, removeClass:function (styles) {