25){
var lehn = eval(leheightnu-4);
("divreaderntaer")css("le-height",lehn+"px");
("hang-da")htl("t+");
var leheight = ("divreaderntaer")css("le-height");
var leheightnu = parset(leheight);
if(leheightnu==22){
("hang-xiao")htl("t");
}
//添加okie记录
setokie("readsetleheihgt",lehn,30);
}
});
//行间距设置减小
("hang-da")click(function(){
var leheight = ("divreaderntaer")css("le-height");
var leheightnu = parset(leheight);
if(leheightnu t-");
var leheight = ("divreaderntaer")css("le-height");
var leheightnu = parset(leheight);
if(leheightnu==46){
("hang-da")htl("t");
}
//添加okie记录
setokie("readsetleheihgt",lehn,30);
}
});
//切换阅读背