mapwitherp

var geocoder;
var map;
var markers = [];
//wn.provide('http://maps.google.com/maps/api/js?sensor=false');
gmap = Class.extend({
    // alert('2')
    init: function() {
        alert('1');
        alert('2');
        geocoder = new google.maps.Geocoder();
        var latlng = new google.maps.LatLng(42.095287, -79.3185139);
        var myOptions = {
            zoom: 10,
            center: latlng,
            mapTypeId: google.maps.MapTypeId.ROADMAP
        };
        map = new google.maps.Map(document.getElementById("map_canvas"),
        myOptions);
    },
    setAllMap: function(map) {
        alert(this.parent)
        for (var i = 0; i < markers.length; i++) {
            markers[i].setMap(map);
        }
    },
    clearOverlays: function () {
        this.setAllMap(null);
    },
    // Shows any overlays currently in the array.
    showOverlays: function () {
        this.setAllMap(map);
    },
    // Deletes all markers in the array by removing references to them.
    deleteOverlays: function () {
        this.clearOverlays();
        markers = [];
    },
    codeAddress: function () {
        alert(this.parent)
    //The first line of the function should use getElementById to get the address from the text box and place it
    //into a variable we'll call sAddress.
        var sAddress = document.getElementById("inputTextAddress").value;
        //Call the geocode method of the geocoder object, this will take two passed in parameters.  The first is
        //the GeocoderRequest, this says what kind of request is being made and what the request value is.
        //The second is the callback function that will be used to process the results.
        geocoder.geocode( { 'address': sAddress}, function(results, status) {
            //The callback function should first check the status value of the callback function.  Use an IF statement
            //to test the result, check to see if the status equal google.maps.GeocoderStatus.OK.  Also add an
            //ELSE clause to the if statement as well.
            if (status == google.maps.GeocoderStatus.OK) {
                //If the status equals OK, call the setCenter method of the map object variable.  You will pass this
                //method the results first geometry location.
                map.setCenter(results[0].geometry.location);
                //Next use the same result geometry location to add a map marker to the map object variable.  Create a new
                //variable, we'll call it oMarker, it will be created as a new google.maps.Marker.  The new method take two
                //parmaters, the first is the map object that you're adding the marker to, and the second is the
                //position to place the marker which is again the first results geometry location.
                deleteOverlays();
                alert("mgagg"+results[0]);
                var marker = new google.maps.Marker({
                    map: map,

                    position: results[0].geometry.location
                });
                markers.push(marker);
            }
            else {
                //Finally we're going to add an alert message to the ELSE to let the user know that the Geocode didn't
                //work like it should have.  You can use the status to give a bit more information rather than just saying
                //that it didn't work.
                alert("Geocode was not successful for the following reason: " + status);
            }
        });
    }
});