Реализация поиска по данным пользователя с использованием API Google Maps

CREATE TABLE `markers` (
  `id` int(11) NOT NULL auto_increment,
  `name` varchar(120) NOT NULL,
  `adres` varchar(160) NOT NULL,
  `lat` float(10,6) NOT NULL,
  `lng` float(10,6) NOT NULL,
  PRIMARY KEY  (`id`),
  FULLTEXT KEY `name` (`name`)
) ENGINE=MyISAM  DEFAULT CHARSET=utf8;

<p> Поиск: <input type="text" id="addressInput"/>
<input type="button" onclick="searchLocations()" value="Найти"/>
</p>
 
<div id="mymap_div" style="width:800px;">
<div id="sidebar" style="float:left; width: 200px; height: 500px; overflow: auto;"></div>
<div id="map" style="margin-left: 200px; width: 600px; height:500px;"></div>
</div>

function searchLocations() {
     var name = document.getElementById('addressInput').value;
     var searchUrl = 'phpsqlsearch_genxml.php?name=' + name;
     GDownloadUrl(searchUrl, function(data) {
       var xml = GXml.parse(data);
       var markers = xml.documentElement.getElementsByTagName('marker');
       map.clearOverlays();
 
       var sidebar = document.getElementById('sidebar');
       sidebar.innerHTML = '';
       if (markers.length == 0) {
         sidebar.innerHTML = 'No results found.';
         map.setCenter(new GLatLng(56.317213,43.993976), 12);
         return;
       }
 
       var bounds = new GLatLngBounds();
       for (var i = 0; i < markers.length; i++) {
         var name = markers[i].getAttribute('name');
         var address = markers[i].getAttribute('address');
         var point = new GLatLng(parseFloat(markers[i].getAttribute('lat')),
                                 parseFloat(markers[i].getAttribute('lng')));
 
         var marker = createMarker(point, name, address);
         map.addOverlay(marker);
         var sidebarEntry = createSidebarEntry(marker, name, address);
         sidebar.appendChild(sidebarEntry);
         bounds.extend(point);
       }
       map.setCenter(bounds.getCenter(), map.getBoundsZoomLevel(bounds));
     });
   }

<?php  
header("Content-type: text/xml");
require("phpsqlinfo_dbinfo.php");
 
// Get parameters from URL
$name = rawurldecode($_GET["name"]);
 
// Start XML file, create parent node
 
$dom = new DOMDocument("1.0");
$node = $dom->createElement("markers");
$parnode = $dom->appendChild($node);
 
 
$result = mysql_query("SELECT  * FROM markers WHERE MATCH ( name ) AGAINST('".$name."' IN BOOLEAN MODE)");
 
if (!$result) {
  die("Invalid query: " . mysql_error());
}
 
while ($row = @mysql_fetch_assoc($result))
{
  $node = $dom->createElement("marker");
  $newnode = $parnode->appendChild($node);
  $newnode->setAttribute("name",  $row['name']);
  $newnode->setAttribute("address",  $row['adres']);
  $newnode->setAttribute("lat", $row['lat']);
  $newnode->setAttribute("lng", $row['lng']);
 
}
 
echo $dom->saveXML();
?>

function createMarker(point, name, address) {
      var marker = new GMarker(point);
      var html = '<b>' + name + '</b><br/><br/>' + address;
      GEvent.addListener(marker, 'click', function() {
	    map.setCenter(point);  
        marker.openInfoWindowHtml(html);
      });
      return marker;
    }

function createSidebarEntry(marker, name, address) {
      var div = document.createElement('div');
      var html = '<b>' + name + '</b>';
      div.innerHTML = html;
      div.style.cursor = 'pointer';
      div.style.marginBottom = '5px'; 
      GEvent.addDomListener(div, 'click', function() {
        GEvent.trigger(marker, 'click');
      });
      GEvent.addDomListener(div, 'mouseover', function() {
        div.style.backgroundColor = '#eee';
      });
      GEvent.addDomListener(div, 'mouseout', function() {
        div.style.backgroundColor = '#fff';
      });
      return div;
    }