随机数字

加入如下代码到head区域
<SCRIPT LANGUAGE="JavaScript"> <!-- Begin function getRandomNum(lbound, ubound) { return (Math.floor(Math.random() * (ubound - lbound)) + lbound); } // End --> </script>

加入如下代码到body区域
<SCRIPT LANGUAGE="JavaScript"> <!-- Begin document.write("从1-100随机显示: "); document.write(getRandomNum(1,100)); // End --> </script>