情况出了点意外，还有一章会很晚（5 / 6）

ex,element){

$(this).click(function(){

var backColorValue = $(this).attr('class');

$("body").removeClass();

$("body").addClass(backColorValue);

//添加cookie记录

setCookie("readSetBackground",backColorValue,30);

});

});

//切换关灯效果

$("div.book_title xet").toggle(function(){

$("#qiehuancss").attr('href',"-");

$("div#readercontainer").css("color","#666");

$(".lilighttxet").text('开灯');

//添加cookie记录

setCookie("readSetBackground","rbgcloselight",30);

},function(){

$("#qiehuancss").attr('href',"");

$("div#readercontainer").css("color","rgb(0, 0, 0)");

$(".lilighttxet").text('关灯');

//添加cookie记录

setCookie("readSetBackground","rbgopenlight",30);

});

$("#add_bookcase").click(function(){

var textContent = $(this).text();

var jquser = getCookie("jieqiUserInfo");

if(textContent == '加入书架'){

if(!jquser){

.href="";