js+css3仿iphone手机滑动解锁文字扫光滑过动画特效

js代码

<script language=\"javascript\">
var ph=document.getElementById(\"phone\");
var otime=null;
var num=-300;
function tomove(){
	
	otime=setInterval(function (){
		num+=10;
		if(num==1100)
		{
			num=-300;
			clearInterval(otime);
		}
		ph.style.backgroundPosition=num+\"px 0px\";
		
		},20)
	}
tomove();
setInterval(function(){
	tomove();	
},3000);
</script>