function showmap(city) {
	if (city==0 || !city) { // Albany
		var lat = -36.741739;
		var long = 174.703839;
		var zoom = 16;
		var markertxt = '<span class="maptext">Engineering Design Consultants Ltd<br />100 Bush Rd<br />Albany<br />Auckland 0632</span>';
	} else { // Christchurch
		var lat = -43.514798;
		var long = 172.628378;
		var zoom = 16;
		var markertxt = '<span class="maptext">Engineering Design Consultants Ltd<br />3/22 Ranfurly St<br>St Albans<br />Christchurch 8014</span>';
	}

	if (GBrowserIsCompatible()) {
		var map = new GMap2(document.getElementById("map"));
		map.addControl(new GLargeMapControl());
		map.addControl(new GMapTypeControl());
		map.setCenter(new GLatLng(lat,long),zoom);

		var point = new GLatLng(lat,long);
		map.addOverlay(new GMarker(point)); 
		map.openInfoWindowHtml(point,markertxt);
	}
}