function setReferrer() {
  if (!(navigator.appName=="Microsoft Internet Explorer"&&parseInt(navigator.appVersion)<4)){
    DCS.dcsref = self.location.href.substring(0,self.location.href.indexOf(self.location.pathname)) + DCS.dcsuri;
  }  
}
function getFolder(){
  return thisFolder = self.location.pathname.substring(0,self.location.pathname.lastIndexOf('/')+1);
}
function trackRelative(objectReference,objectTitle,keepLastReferrer){
  setReferrer();
  currentUri = DCS.dcsuri;
  path = getFolder() + objectReference;
  dcsMultiTrack('DCS.dcsuri',path,'WT.ti',objectTitle);
  if (keepLastReferrer) {
    DCS.dcsuri = currentUri;
  }
}
function trackAbsolute(objectReference,objectTitle,keepLastReferrer){
  setReferrer();
  currentUri = DCS.dcsuri;
  path = objectReference;
  dcsMultiTrack('DCS.dcsuri',path,'WT.ti',objectTitle);
  if (keepLastReferrer) {
    DCS.dcsuri = currentUri;
  }
}
function trackExternal(objectReference,objectTitle){
  setReferrer();
  currentUri = DCS.dcsuri;
  path = "/external/" + objectReference;
  dcsMultiTrack('DCS.dcsuri',path,'WT.ti',objectTitle);
  DCS.dcsuri = currentUri;
}