珠海市前山小学课间大:帮我检查这段代码的错误,并给出正确的。

来源:百度文库 编辑:查人人中国名人网 时间:2024/05/06 19:07:04
<html>

<head>

<script language="JavaScript">

<!--

var sizes=new Array("-2px","-1px","0px","1px","2px","3px","4px",

"5px","6px","7px","8px","9px","10px","11px","12px","13px");

sizes.pos=0;

function rubberBand()

{

var el=document.all.elastic;

if(null==el.direction)

el.direction=1;

else if((sizes.pos>sizes.length-2)||(0==sizes.pos))

el.direction*=-1;

el.style.letterSpacing=sizes[sizes.pos+=el.direction];

}

-->

</script>

<body>改为<body onload="setInterval('rubberBand()',150)">

</head>

<body>

<center>

<h2 id="elastic">wOaIcHIbAOzI

</h2>

</center>

</body>

</html>