<html>
<head>
<title></title>
<meta charset="UTF-8">
</head>
<style type="text/css">
</style>
<body>
<script type="text/javascript">
function sure (key) {
//这些代码是javascript的代码，需要包含在script标签中
/* if(confirm("确认删除？"))
{
alert('已删除');
}
else
{
alert('取消')
}*/
var bt1 = document.getElementById('bt1');
var bt2 = document.getElementById('bt2');
bt1.style.backgroundColor="";
bt2.style.backgroundColor="";
if(key==1){
bt1.style.backgroundColor="red";
}else if(key==2){
bt2.style.backgroundColor="red";
}
}
</script>
<!-- <input type="button" onclick="sure()" value="删除"> -->
<input type="button" id="bt1" onclick="return sure(1)" value="按钮1">
<input type="button" id="bt2" onclick="return sure(2)" value="按钮2">
</body>
</html>