
    var doc_url = document.URL;
    if (document.images) {
      if (doc_url.indexOf("/overview/") >= 0) {
      document.images["overview"].src = "/investors/annualreport2001/images/nav/investor_overview_on.gif";
      } else if (doc_url.indexOf("/message/") >= 0) {
      document.images["message"].src = "/investors/annualreport2001/images/nav/our_message_on.gif";
      } else if (doc_url.indexOf("/imperatives/") >= 0) {
      document.images["imperatives"].src = "/investors/annualreport2001/images/nav/strategic_imperatives_on.gif";
      } else if (doc_url.indexOf("/financials/") >= 0) {
      document.images["financials"].src = "/investors/annualreport2001/images/nav/financials_on.gif";
      } else if (doc_url.indexOf("/management/") >= 0) {
      document.images["management"].src = "/investors/annualreport2001/images/nav/management_team_on.gif";
      } 
    }
