我想做一个按钮,当点击以后随机切换当前页面的背景音乐,代码如下:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>背景音乐切换</title>
</head>
<body style="height:1800px"><!-- 给BODY加个样式,让页面出现滚动条 -->
<script language="javascript">
function song()
{
var arr=new Array("01.mp3","02.mp3","03.mp3","04.mp3","05.mp3");
var idx=Math.round(Math.random()*10%5);
document.write("<embed src='"+arr[idx]+"' loop='0'/><input type='button' value='切换音乐' onclick='song()' />");
}
</script>
<input type='button' value='切换音乐' onclick='song()' />
</body>
</html>
可是点击以后页面总是报错,不知何解,还请大家帮忙!谢谢了!
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>背景音乐切换</title>
</head>
<body style="height:1800px"><!-- 给BODY加个样式,让页面出现滚动条 -->
<script language="javascript">
function song()
{
var arr=new Array("01.mp3","02.mp3","03.mp3","04.mp3","05.mp3");
var idx=Math.round(Math.random()*10%5);
document.write("<embed src='"+arr[idx]+"' loop='0'/><input type='button' value='切换音乐' onclick='song()' />");
}
</script>
<input type='button' value='切换音乐' onclick='song()' />
</body>
</html>
可是点击以后页面总是报错,不知何解,还请大家帮忙!谢谢了!
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>背景音乐切换</title>
</head>
<body style="height:1800px"><!-- 给BODY加个样式,让页面出现滚动条 -->
<script language="javascript">
function song() {
var arr=new Array("01.mp3","02.mp3","03.mp3","04.mp3","05.mp3");
var idx=Math.round(Math.random()*10%5);
document.getElementById('music').innerHTML = "<embed src='"+arr[idx]+"' loop='0'/>";
}
</script>
<div id="music"></div>
<input type='button' value='切换音乐' onclick='song()' />
</body>
</html>