function setupOverviewMapOL() {
	// download the minisites layer and display it on the map
	// take advantage of the code in geoXML_OL to do this
	
}

function setupMapBoundsOL() {
	//var pts = [new google.maps.LatLng(parseFloat(54.559323),parseFloat(-2.39502))];
	//var zoomLevel = 5;
	
	
	// set the default display extents for the map
	// to the points given above
	// set up the map variable that contains the OL map
	   
}

function updateOverviewMapOL() {
	
	// get the data for the layer using GeoXML to display this as a layer on the map
	
}

function setMapListenersOL(){
	// the map move listener for the overview map
	// NB:  the listener should call doCloseInfoWindow() to close the info window when the map moves
}

function getOverviewInfoOL(point,layername,tablename,id) {

// get the lat and lng of the point on which the user has clicked
// then pass this to the call to the HTML for this info popul

// the lat and lng should be stored in variables overviewLat and overviewLng - these will be uesd later on


}