new AjaxUpload( 'uploadMarkerDiv',{
        action: '../wp-content/plugins/geoMax/php/geoMax_uploadImage.php',
        name: 'userfile',
        data: {
            cat_id : optie_naam
        },
        autoSubmit: true,
        responseType: false,
        onchange: function(file, extension){},
        onsubmit: function(file, extension) {
        console.log('kaas');
        return true;
        },
        onComplete: function(file, response) {
            //console.log(response);
            var newArray = checkAjaxReturn(response);
            img_array = newArray;

            imgSource = '../wp-content/plugins/geoMax/images/markers/uploads/'+newArray[0]['imgSrc'];

            $('#markerImgSrc').removeAttr('src');
            $('#markerImgSrc').attr('src', imgSource);
            imgAnker = '../wp-content/plugins/geoMax/images/ankers/'+newArray[0]['anker']+'.png';

            $('#afbeeldingAnkerImg').attr('src', imgAnker);
            $('#afbeeldingAnker').val(newArray[0].anker);
        }
    });

    $('#cat').change( function() {
        waarde = $('#cat').val();
        optie_naam = '_cat_img_'+waarde;

        img_array = getCatArray(optie_naam);

        //img_array[0]['cat_img_id'] = optie_naam;

        imgSource = '../wp-content/plugins/geoMax/images/markers/uploads/'+img_array[0].imgSrc;
        imgAnker = '../wp-content/plugins/geoMax/images/ankers/'+img_array[0].anker+'.png';

        $('#markerImgSrc').attr('src', imgSource);
        $('#afbeeldingAnkerImg').attr('src', imgAnker);
        $('#afbeeldingAnker').val(img_array[0].anker);

    });