function touches(obj,direction,fun){

        //obj:ID对象

        //direction:swipeleft,swiperight,swipetop,swipedown,singleTap,touchstart,touchmove,touchend

        //          划左，    划右，     划上，   划下，    点击，    开始触摸， 触摸移动， 触摸结束

        //fun:回调函数

        var defaults = {x: 5,y: 5,ox:0,oy:0,nx:0,ny:0};

        direction=direction.toLowerCase();

        //配置：划的范围在5X5像素内当点击处理

        obj.addEventListener("touchstart",function() {

            defaults.ox = event.targetTouches[0].pageX;

            defaults.oy = event.targetTouches[0].pageY;

            defaults.nx = defaults.ox;

            defaults.ny = defaults.oy;

            if(direction.indexOf("touchstart")!=-1)fun();

        }, false);

        obj.addEventListener("touchmove",function() {

            event.preventDefault();

            defaults.nx = event.targetTouches[0].pageX;

            defaults.ny = event.targetTouches[0].pageY;

            if(direction.indexOf("touchmove")!=-1)fun();

        }, false);

        obj.addEventListener("touchend",function() {

            var changeY = defaults.oy - defaults.ny;

            var changeX = defaults.ox - defaults.nx;

            if(Math.abs(changeX)>Math.abs(changeY)&&Math.abs(changeY)>defaults.y){

                //左右事件

                if(changeX > 0) {

                    if(direction.indexOf("swipeleft")!=-1)fun();

    &nbs