<!-- Rollover JavaScript functions relies on image replacement feature
function nbsp() {document.write("&nbsp;");}
function copy() {document.write("&copy;");}

var iversion = -1;

function version() {
  if (iversion != -1) return iversion;
  if(navigator.appName.indexOf("Netscape") != -1){
       if (navigator.userAgent.indexOf("Mozilla/2.0") != -1)
                                 iversion = 2;
       else
          if (navigator.userAgent.indexOf("Mozilla/3.0") != -1)
                                 iversion = 3;
  else
       if (navigator.userAgent.indexOf("Mozilla/4.0") != -1)
                                 iversion = 4;
       else
                                 iversion = 1;
  }  else {  // Not netscape.
     if(navigator.appName.indexOf("Internet Explorer") != -1){
              if (navigator.userAgent.indexOf("Mozilla/4.0") != -1)
                                iversion = 4;
              else
                            iversion = 1;
     } else
                        iversion = 1;
  }
return iversion;
}

if (3 <= version()) {
        abouton=new Image();
        abouton.src="../images/bt_about_a.gif";
        aboutoff=new Image();
        aboutoff.src="../images/bt_about.gif";
        serviceon=new Image();
        serviceon.src="../images/bt_service_a.gif";
        serviceoff=new Image();
        serviceoff.src="../images/bt_service.gif";
        infoon=new Image();
        infoon.src="../images/bt_info_a.gif";
        infooff=new Image();
        infooff.src="../images/bt_info.gif";
        projectson=new Image();
        projectson.src="../images/bt_projects_a.gif";
        projectsoff=new Image();
        projectsoff.src="../images/bt_projects.gif";
        linkson=new Image();
        linkson.src="../images/bt_links_a.gif";
        linksoff=new Image();
        linksoff.src="../images/bt_links.gif";
        addresson=new Image();
        addresson.src="../images/bt_address_a.gif";
        addressoff=new Image();
        addressoff.src="../images/bt_address.gif";
        }
function rollon(imgName) {
        if (3 <= iversion) {
        document[imgName].src = eval(imgName + "on.src");
        }
}
function rolloff(imgName) {
        if (3 <= iversion) {
        document[imgName].src = eval(imgName + "off.src");
        }
}
// -->
<!--Turn off erroneous error messages
//      window.onerror = null;
// -->