function load(){     document.addEventListener('touchstart',touch, false);     document.addEventListener('touchmove',touch, false);     document.addEventListener('touchend',touch, false);         function touch (event){         var event = event || window.event;         var oInp = document.getElementById("inp");     	var distance,clientX_start,clientX_end,    		minRange=10;    		this.clientX_start;    		this.direction;    		this.callbackFun=function(){		    if(this.direction=='ltr') {		    	console.log('从左往右');		    	}		    else {		    	console.log('从右往左');		     }		    }        switch(event.type){             case "touchstart":                 clientX_start=event.touches[0].clientX;                this.clientX_start=clientX_start;                break;             case "touchend": 		this.callbackFun();                break;             case "touchmove":                 event.preventDefault();                               clientX_end = event.changedTouches[0].clientX;                //判断移动的方向                distance=clientX_end-this.clientX_start;                if(this.clientX_start+minRange
     
      clientX_end){                	this.direction='rtl';                }                break;         }       } } window.addEventListener('load',load, false);
     

　　

这里已经对用户的行为进行了监听，在屏幕中用手滑动就可以执行相应的程序。