javascript问题
<script language="javascript">
var b=1;
var c=true;
function fade() {
if(document.all);
if(b==100){
c=false;
}
if(b==10){
c=true;
}
if(c==true){
b++;
}
if(c==false){
b--;
}
u.width=150 + b;
u.height=125 - b;
setTimeout("fade()",50);
}
</script>
</head>
<body>
<img src="file:///E|/picture/网页素材/200622217163086552.jpg" alt="很好玩的" name="u" width="150" height="125" border="0">
</body>
参考答案:问题呢~~？？~