markerImage = {url: window.mr_variant == undefined ? 'img/mapmarker.png' : '../img/mapmarker.png', size: new google.maps.Size(50,50), scaledSize: new google.maps.Size(50,50)};
                                if(/(-?d+(.d+)?),s*(-?d+(.d+)?)/.test(address) ){
                                    var latlong = address.split(','),
                                    marker = new google.maps.Marker({
                                                    position: { lat: 1*latlong[0], lng: 1*latlong[1] },
                                                    map: map,
                                                    icon: markerImage,
                                                    title: markerTitle,
                                                    optimised: false
                                                });
                                }

markerImage = {url: window.mr_variant == undefined ? '<?php the_field('img/mapmarker.png'); ?>' : '../img/mapmarker.png', size: new google.maps.Size(50,50), scaledSize: new google.maps.Size(50,50)};
                                if(/(-?d+(.d+)?),s*(-?d+(.d+)?)/.test(address) ){
                                    var latlong = address.split(','),
                                    marker = new google.maps.Marker({
                                                    position: { lat: 1*latlong[0], lng: 1*latlong[1] },
                                                    map: map,
                                                    icon: markerImage,
                                                    title: markerTitle,
                                                    optimised: false
                                                });
                                }