Google Maps eingebunden, die Karte ladet oder wird nicht ganz angezeigt

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Erfahrenes Mitglied
Abend All,

ich habe in mein Wordpress diesen Fillialenfinder von Google-Maps eingebunden, die Karte wird aber nicht ganz angezeigt sondern nur zum Teil, ab und zu ladet die sich auch ganz aber nicht immer, was mich wundert.

Wenn ich diesen Code auf einen Extra .html Seite starte ladet er ganz normal aber wie gesagt nicht in meiner Wordpress Installation.

PHP:
<html xmlns="http://www.w3.org/1999/xhtml">
  <head>
    <meta http-equiv="content-type" content="text/html; charset=utf-8"/>
    <meta name="viewport" content="initial-scale=1.0, user-scalable=no" />
    <title>Google Maps AJAX + mySQL/PHP Example</title>
    <script src="http://maps.google.com/maps/api/js?sensor=false"
            type="text/javascript"></script>
    <script type="text/javascript">
    //<![CDATA[
    var map;
    var markers = [];
    var infoWindow;
    var locationSelect;

    function load() {
      map = new google.maps.Map(document.getElementById("map"), {
        center: new google.maps.LatLng(40, -100),
        zoom: 4,
        mapTypeId: 'roadmap',
        mapTypeControlOptions: {style: google.maps.MapTypeControlStyle.DROPDOWN_MENU}
      });
      infoWindow = new google.maps.InfoWindow();

      locationSelect = document.getElementById("locationSelect");
      locationSelect.onchange = function() {
        var markerNum = locationSelect.options[locationSelect.selectedIndex].value;
        if (markerNum != "none"){
          google.maps.event.trigger(markers[markerNum], 'click');
        }
      };
   }

   function searchLocations() {
     var address = document.getElementById("addressInput").value;
     var geocoder = new google.maps.Geocoder();
     geocoder.geocode({address: address}, function(results, status) {
       if (status == google.maps.GeocoderStatus.OK) {
        searchLocationsNear(results[0].geometry.location);
       } else {
         alert(address + ' not found');
       }
     });
   }

   function clearLocations() {
     infoWindow.close();
     for (var i = 0; i < markers.length; i++) {
       markers[i].setMap(null);
     }
     markers.length = 0;

     locationSelect.innerHTML = "";
     var option = document.createElement("option");
     option.value = "none";
     option.innerHTML = "See all results:";
     locationSelect.appendChild(option);
   }

   function searchLocationsNear(center) {
     clearLocations(); 

     var radius = document.getElementById('radiusSelect').value;
     var searchUrl = 'phpsqlsearch_genxml.php?lat=' + center.lat() + '&lng=' + center.lng() + '&radius=' + radius;
     downloadUrl(searchUrl, function(data) {
       var xml = parseXml(data);
       var markerNodes = xml.documentElement.getElementsByTagName("marker");
       var bounds = new google.maps.LatLngBounds();
       for (var i = 0; i < markerNodes.length; i++) {
         var name = markerNodes[i].getAttribute("name");
         var address = markerNodes[i].getAttribute("address");
         var distance = parseFloat(markerNodes[i].getAttribute("distance"));
         var latlng = new google.maps.LatLng(
              parseFloat(markerNodes[i].getAttribute("lat")),
              parseFloat(markerNodes[i].getAttribute("lng")));

         createOption(name, distance, i);
         createMarker(latlng, name, address);
         bounds.extend(latlng);
       }
       map.fitBounds(bounds);
       locationSelect.style.visibility = "visible";
       locationSelect.onchange = function() {
         var markerNum = locationSelect.options[locationSelect.selectedIndex].value;
         google.maps.event.trigger(markers[markerNum], 'click');
       };
      });
    }

    function createMarker(latlng, name, address) {
      var html = "<b>" + name + "</b> <br/>" + address;
      var marker = new google.maps.Marker({
        map: map,
        position: latlng
      });
      google.maps.event.addListener(marker, 'click', function() {
        infoWindow.setContent(html);
        infoWindow.open(map, marker);
      });
      markers.push(marker);
    }

    function createOption(name, distance, num) {
      var option = document.createElement("option");
      option.value = num;
      option.innerHTML = name + "(" + distance.toFixed(1) + ")";
      locationSelect.appendChild(option);
    }

    function downloadUrl(url, callback) {
      var request = window.ActiveXObject ?
          new ActiveXObject('Microsoft.XMLHTTP') :
          new XMLHttpRequest;

      request.onreadystatechange = function() {
        if (request.readyState == 4) {
          request.onreadystatechange = doNothing;
          callback(request.responseText, request.status);
        }
      };

      request.open('GET', url, true);
      request.send(null);
    }

    function parseXml(str) {
      if (window.ActiveXObject) {
        var doc = new ActiveXObject('Microsoft.XMLDOM');
        doc.loadXML(str);
        return doc;
      } else if (window.DOMParser) {
        return (new DOMParser).parseFromString(str, 'text/xml');
      }
    }

    function doNothing() {}

    //]]>
  </script>
  </head>

  <body style="margin:0px; padding:0px;" onload="load()"> 
    <div>
     <input type="text" id="addressInput" size="10"/>
    <select id="radiusSelect">
      <option value="25" selected>25mi</option>
      <option value="100">100mi</option>
      <option value="200">200mi</option>
    </select>

    <input type="button" onclick="searchLocations()" value="Search"/>
    </div>
    <div><select id="locationSelect" style="width:100%;visibility:hidden"></select></div>
    <div id="map" style="width: 100%; height: 80%"></div>
  </body>
</html>

Ich vermute das eine andere Funktion diese Ladung stört aber weiß gar nicht wo ich anfangen soll. Hat jemand einen Tipp?

HTML:
<body style="margin:0px; padding:0px;" onload="load()">
Diese "onload" Funktion habe ich nach eine "div" verlagert, glaube aber nicht dass es damit was zu tun hat, oder etwa doch?

Bin Ratlos....

Gruß arraybreak
 
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