// http://gisweb.azdeq.gov/arcgis/veiareas/
// ADEQ: Arizona Department of Environmental Quality

function GetTownship()
{
    var layer = _layerTownships;
    var layerID = LayerID(layer);

    // get extent township
    var query = new esri.tasks.Query();
    query.returnGeometry = true;
    query.geometry = _extent.getCenter();

    // send request to server
    var queryTask = new esri.tasks.QueryTask(_mapURL + "/" + layerID);
    queryTask.execute(query, GetTownship2);
}

function GetTownship2(featureSet)  // server response
{
    if (featureSet.features.length > 0)
    {
        _township = featureSet.features[0].attributes[_fieldTownships];
    }
    else
    {
        _township = "N/A N/A";  // township range
    }
}