结果无法显示，救助～
<!DOCTYPE HTML>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>二维数组</title>
<script type="text/javascript">
for(var i=0;i<3;i++){
myarr[i]=new Array();
for(var j=0;j<5;j++){
myarr[i][j]=i*j;
}
}
document.write(myarr[0][0]);
</script>
</head>
<body>
</body>
</html>
