("#hang-xiao").click(fun(){
var li = ("div#readertainer").css("li");
var liNum = parseInt(li);
if(liNum >25){
var lineHN = eval(liNum-4);
("div#readertainer").css("li",lineHN+"px");
("#hang-da").html("T+");
var li = ("div#readertainer").css("li");
var liNum = parseInt(li);
if(liNum==22){
("#hang-xiao").html("T");
}
//添加cookie记录
setCookie("readsetli",lineHN,30);
}
});
//行间距设置减小