js判断当前访问的链接
<script>
if(location.href.indexOf('//y.qq.com')!=-1){
document.write("<script>document.domain = 'qq.com';</script>");
}else {
document.write("<script>document.domain = 'qqmusic.com';</script>");
}
</script>
<script>
if(location.href.indexOf('//y.qq.com')!=-1){
document.write("<script>document.domain = 'qq.com';</script>");
}else {
document.write("<script>document.domain = 'qqmusic.com';</script>");
}
</script>