HTML中怎么把鼠标移动上去就换了一张图片。移动开就变回来了！是什么代码怎么书写。求告知！谢谢！ 求一段HTML代码，一张图片鼠标移动到图片上，就换成另外一张...
HTML\u4e2d\u600e\u4e48\u628a\u9f20\u6807\u79fb\u52a8\u4e0a\u53bb\u5c31\u6362\u4e86\u4e00\u5f20\u56fe\u7247\u3002\u662f\u7528JS\u4e66\u5199\u7684\uff01\uff01js\u7684\u9f20\u6807\u6ed1\u8fc7\u4e8b\u4ef6 \u4f8b\u5b50:
function Bhimg(){
document.getElementById("demo").style.backgroundImage="url(2.jpg)";
}
.change
{
width:
500px;
//\u5bbd\u5ea6
height:
500px;
//\u9ad8\u5ea6
background:
url(\u8fd9\u91cc\u7528\u539f\u672c\u56fe\u94fe\u63a5\u66ff\u6362);
}
.change:hover
{
background:
url(\u8fd9\u91cc\u7528\u53d8\u5316\u540e\u7684\u56fe\u7684\u94fe\u63a5\u66ff\u6362);
<div
class="change">
\u6709\u95ee\u9898\u8ffd\u95ee\u54e6
.a {
background-image: url(xx.jpg);
}
.a:hover {
background-image: url(yy.jpg);
}
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