cookie设置，读取，删除

	/***
	 *获取cookies中的某个变量
	 *@param: {string} name 需要获取的cookies名称
	 *@return：{void}
	 *cnosole.log(cookies.get("kugou"))
	*/
		get : function(name){
			var arr = document.cookie.match(new RegExp("(^|)" + name + "=([^;]*)(;|$)"));
			if(arr !== null){
				return window.unescape(arr[2]);
			}
			return null;
		},
		/**
		 *设置变量与值
		 *@param: {string} name			需要设置的cookies属性名称
		 *@param: {string} value		需要设置的cookies属性值
		 *@param: {number} delayHours	过期时间，单位小时，默认为24小时
		 *@param: {string} path			cookies存放路径 以"/"结尾 如果值为"/"则表示全站通用
		 *@param: {string} domain		cookies作用域设置
		 *@param: {boolean} secure		secure值为true时，在http中是无效的，在https中才有效
		 *console.log(cookies.set("kugou","hello",10)); 
		*/
		set : function(name,value,delayHours,path,domain,secure){
			if(!delayHours){
				delayHours = 24;
			}
			var exp = new Date();
			exp.setTime(exp.getTime() + delayHours*60*60*1000);
			document.cookie = name + "=" + window.escape(value) + ";expires=" + exp.toGMTString() + (domain?";domain=" + domain:"") + (path?";path=" + path:"") + (secure === true?";secure":"");
		},
		/**
		*删除cookies变量
		*@param: {string} name 需要删除的cookies属性名称
		*console.log(cookies.del("kugou"));
		*/
		del : function(name){
			var exp = new Date();
			exp.setTime(exp.getTime() -1);
			var cval = this.get(name);
			if(cval !== null){
				document.cookie = name + "=" + cval + ";expires=" + exp.toGMTString();
			}
		}
}

cookies.set("kugou",abc=5555&webtall=5652222&allbluer=554254,10,"/");