如下所示: 代码如下:<HTML xmlns:CAP><HEAD><TITLE>JS检测用户是否上网</TITLE><META HTTP-EQUIV=”Content-Type” CONTENT=”text/html;charset=gb2312″><style> @media all {CAP\\:clientCaps {behavior:url(#default#clientcaps)}}</style>[removed] if (oClientCaps.connectionType==”online”){ sType.innerText=”