// ===== list of words to be standardized =====
    var standards = [   ["road","rd"],   
                        ["street","st"], 
                        ["avenue","ave"], 
                        ["av","ave"], 
                        ["drive","dr"],
                        ["saint","st"], 
                        ["north","n"],   
                        ["south","s"],    
                        ["east","e"], 
                        ["west","w"],
                        ["expressway","expy"],
                        ["parkway","pkwy"],
                        ["terrace","ter"],
                        ["turnpike","tpke"],
                        ["highway","hwy"],
                        ["lane","ln"]
                     ];

    // ===== convert words to standard versions =====
    function standardize(a) {
      for (var i=0; i<standards.length; i++) {
        if (a == standards[i][0])  {a = standards[i][1];}
      }
      return a;
    }

    // ===== check if two addresses are sufficiently different =====
    function different(a,b) {
      // only interested in the bit before the first comma in the reply
      var c = b.split(",");
      b = c[0];
      // convert to lower case
      a = a.toLowerCase();
      b = b.toLowerCase();
      // remove apostrophies
      a = a.replace(/'/g ,"");
      b = b.replace(/'/g ,"");
      // replace all other punctuation with spaces
      a = a.replace(/\W/g," ");
      b = b.replace(/\W/g," ");
      // replace all multiple spaces with a single space
      a = a.replace(/\s+/g," ");
      b = b.replace(/\s+/g," ");
      // split into words
      awords = a.split(" ");
      bwords = b.split(" ");
      // perform the comparison
      var reply = false;
      for (var i=0; i<bwords.length; i++) {
        //GLog.write (standardize(awords[i])+"  "+standardize(bwords[i]))
        if (standardize(awords[i]) != standardize(bwords[i])) {reply = true}
      }
      //GLog.write(reply);
      return (reply);
    }


      // ====== Plot a marker after positive reponse to "did you mean" ======
      function place(lat,lng) {
        var point = new GLatLng(lat,lng);
        map.setCenter(point,14); 
        map.addOverlay(new GMarker(point));
        document.getElementById("message").innerHTML = "";
      }

      // ====== Geocoding ======
      function showAddress() {
        var search = document.getElementById("search").value;
        // ====== Perform the Geocoding ======        
        geo.getLocations(search, function (result)
          {

            if (result.Status.code == G_GEO_SUCCESS) {
              // ===== If there was more than one result, "ask did you mean" on them all =====
              if (result.Placemark.length > 1) { 
                document.getElementById("message").innerHTML = "Forse cercavi:";
                // Loop through the results
                for (var i=0; i<result.Placemark.length; i++) {
                  var p = result.Placemark[i].Point.coordinates;
                  document.getElementById("message").innerHTML += "<br>"+(i+1)+": <a href='javascript:place(" +p[1]+","+p[0]+")'>"+ result.Placemark[i].address+"</a>";
                }
              }
              // ===== If there was a single marker, is the returned address significantly different =====
              else {
                document.getElementById("message").innerHTML = "";
                if (different(search, result.Placemark[0].address)) {
                  document.getElementById("message").innerHTML = "Forse cercavi: ";
                  var p = result.Placemark[0].Point.coordinates;
                  document.getElementById("message").innerHTML += "<a href='javascript:place(" +p[1]+","+p[0]+")'>"+ result.Placemark[0].address+"</a>";
                } else {
                  var p = result.Placemark[0].Point.coordinates;
                  place(p[1],p[0]);
                  document.getElementById("message").innerHTML = "Trovato: "+result.Placemark[0].address;
                }
              }
            }
            // ====== Decode the error status ======
            else {
              var reason="Code "+result.Status.code;
              if (reasons[result.Status.code]) {
                reason = reasons[result.Status.code]
              } 
              alert('Non ho trovato "'+search+ '" ' + reason);
            }
          }
        );
      }
    


    // This Javascript is based on code provided by the
    // Blackpool Community Church Javascript Team
    // http://www.commchurch.freeserve.co.uk/   
    // http://econym.googlepages.com/index.htm

    //]]>