<!-- 鼠标经过按钮 -->
<script type="text/javascript">
function mouseOver(btn,img){
document.getElementById(btn).src=img;
}
function mouseOut(btn,img){
document.getElementById(btn).src=img;
}
<script type="text/javascript">
function mouseOver(btn,img){
document.getElementById(btn).src=img;
}
function mouseOut(btn,img){
document.getElementById(btn).src=img;
}
</script>
参数说明:
btn是按钮的id,img是图片的路径。