jQuery实现友好的轮播图片特效

        }
    },
    btnClick:function(){
        var _that = this;
        //页码处理
        this.btn_num.click(function(){
            if(_that.btn_num.index($(this))==_that.index) return;
            if(!_that.ctrl) return;
            _that.ctrl = false;
            _that.index = _that.btn_num.index($(this));
            _that.isCtrl(_that.index);
            _that.imgShow(_that.index,function(){
                _that.ctrl = true;
            });
        });
        //首页
        this.btn_home.click(function(){
            _that.index = 0;
            _that.isCtrl(_that.index);
            _that.imgShow(_that.index);
        });
        //尾页
        this.btn_end.click(function(){
            _that.index = _that.len – 1;
            _that.isCtrl(_that.index);
            _that.imgShow(_that.index);
        });
        //上一页
        this.btn_prev.click(function(){
            if($(this).hasClass(“gy-slide-no”)) return;
            if(!_that.ctrl) return;
            _that.ctrl = false;
            _that.index–;
            _that.isCtrl(_that.index);
            _that.imgShow(_that.index,function(){
                _that.ctrl = true;
            });