做点击验证t码换图片的时候,做鼠标悬停效果做不出 - 黑马程序员技术交流社区

<!DOCTYPE html>
<html>
<head>
<title>register.html</title>
<meta name="content-type" content="text/html; charset=GBK">
<script type="text/javascript">
function changeIma(img)
{
img.src = img.src + "?" + new Date().getTime();
}
</script>
</head>
<body>
<form action="">
<table>
<tr><th>用户名:</th><td><input type="text" name="username"/></td></tr>
<tr><th>密码:</th><td><input type="password" name="password"/></td></tr>
<tr><th>验证码:</th><td><input type="text" name="check"/><img src="/day6/ResponseDemo1" onclick="changeIma(this)" alt="换一张" style="cursor:hand" /></td></tr>
<tr><td colspan="2"><input type="submit" value="提交"/></td></tr>
</table>
</form>
</body>
</html>

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