var Theme = {

	cookieName: "themeIndexTom",

	themeList: null,

	init: function(){

		Theme.themeList = document.getElementById('themelist');

		var list = Theme.themeList.getElementsByTagName('a');

		oThis = this;

		for( var i = 0; i < list.length; i++ ){

			(function(){

				var index = i + 1;

				list[index - 1].onclick = function(){

					oThis.setCss(index);

					oThis.setCurrent(index);

					oThis.setCookie(Theme.cookieName, index);

					return false;

				};

			})();

		}

		

		var cookieIndex = this.getCookie(this.cookieName);

		if(cookieIndex == null){

			this.setCookie(this.cookieName, shouyecss);	

			Theme.setCss(shouyecss);

		}else{

			Theme.setCss(cookieIndex);

			Theme.setCurrent(cookieIndex);

		}

	},

	

	setCurrent: function(index){

		var list = Theme.themeList.getElementsByTagName('li');

		for( var i = 0; i < list.length; i++ ){

			if(index == i + 1)

				list[i].className = 'current';

			else

				list[i].className = '';

		}

	},

	

	setCss: function(index){

		document.getElementById('themecss').href = nowdomain+"templates/sifu/css/theme" + index + ".css";

	},

	

	getCookie: function(name){

		var arr = document.cookie.match(new RegExp("(^| )"+name+"=([^;]*)(;|$)"));

     	if(arr != null) return unescape(arr[2]); return null;

	},



	setCookie: function	(name,value)

	{   

		  var Days = 30; //此 cookie 将被保存 30 天

		  var exp  = new Date();    //new Date("December 31, 9998");

		  exp.setTime(exp.getTime() + Days*24*60*60*1000);

		  document.cookie = name + "="+ escape(value) +";expires="+ exp.toGMTString()+";path=/" ;

	}   

}



Theme.init();