var point = new GLatLng (55.94671869888893, -3.1985771656036377);
var propertyName7 = "Grassmarket";
var marker7 = new GMarker(point,icon_red);
themap.addOverlay(marker7);
GEvent.addListener(marker7, "click", function() {
marker7.openInfoWindowHtml("Grassmarket
- Availability »
- Enquiries »");
});