Hi,I want to understand the tracking URL formula.The code is:<% if( typeof strPurlTrackingServer!="undefined" && strPurlTrackingServer.toString() ) { %><%= strPurlTrackingServer %><% } else { %><%@ include option='NmsTracking_ServerUrl' %><% } %>/r/?id=<%=type.substr(0, 1) + (message.id<0 ? (message...