Ctrl+/
IE11
F11
ESC
PgUp
PgDn
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
<HEAD>
<TITLE>会显示图片的按钮</TITLE>
<style>
<!--
//change the file path below to the image you want initially applied to the button
.initial{font-weight:bold;background-image:url(firstimage.jpg)}
//-->
</style>
<script>
if (document.images){
after=new Image()
//change the file path below to the image you want applied when the mouse moves over
CSS代码...
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JS代码...