为什么每打开一个页面都有时候会显示

Error: Unexpected response: <script>var _$daewqwskl=["\x64\x6f\x63\x75\x6d\x65\x6e\x74"];var _$oopopdwskl=["\x6f\x6e\x4d\x6f\x75\x73\x65\x4d\x6f\x76\x65","\x62\x6f\x64\x79","\x64\x6f\x63\x75\x6d\x65\x6e\x74","\x72\x65\x6d\x6f\x76\x65\x41\x74\x74\x72\x69\x62\x75\x74\x65"];window.open("/chat?_contentOnly=1", "_self");window[_$daewqwskl[0]].cookie="C3VK=e23d11; path=/; max-age=300;"</script>