var lineheight =  $("div#readercontainer").css("line-height");

    var lineheightnum = parseint(lineheight);

    if(lineheightnum >25){

    var linehn = eval(lineheightnum-4);

    $("div#readercontainer").css("line-height",linehn+"px");

    $("#hang-da").html("t+");

    var lineheight =  $("div#readercontainer").css("line-height");

    var lineheightnum = parseint(lineheight);

    if(lineheightnum==22){

    $("#hang-xiao").html("t");

    }

    //添加cookie记录

    setcookie("readsetlineheihgt",linehn,30);

    }

    });

    //行间距设置减小

    $("#hang-da").click(function{

    var lineheight =  $("div#readercontainer").css("line-height");

    var lineheightnum = parseint(lineheight);

    if(lineheightnum t-");

    var lineheight =  $("div#readercontainer").css("line-height");

    var lineheightnum = parseint(lineheight);

    if(lineheightnum==46){

    $("#hang-da").html("t");

    }

    //添加cookie记录

    setcookie("readsetlineheihgt",linehn,30);

    }

    });

    //切换阅读背景颜色

    $("d_bg dl span").each(function(index,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="";

    return false;

    }

    var article_id = "138741";

    var chapter_id = "8487997";

    var page_ = pageidth;

    var page_h = pageheight;

    var page_l = pageleft;

    var page_t = pagetop;

    var dialog_ = parseint(dth);

    var dialog_h = parseint;

    var dialog_top = page_t + (page_h / 2) - (dialog_h / 2);

    if(dialog_top (.+?)","igm");

    var cc=(//g,"");

    var str = xec(cc)[1];

    str = ("style=\"idth:500px; margin-top:150px;\"","");

    $("#dialog").css("display","block");

    $("#dialog").css("top",dialog_top);

    $("#dialog").css("left",dialog_left);

    $("#dialogcn").html(str);

    }