改变分辨率
<script language="Javascript"><!--


if (screen.width <= 640) {
alert("显示分辨率最适合设置为 640x480.");
document.location = "640x480.htm";
}

else if (screen.width <= 800) {
alert("显示分辨率最适合设置为 800x600.");
document.location = "800x600.htm";
}

if (screen.width > 800) {
alert("你所用的显示器尺寸较大, 我们建议您使用合适的分辨率.");
document.location = "larger.htm";
}

//-->
</script>