// Read data from spreadsheet
String dataUrl = "http://spreadsheets.google.com/tq?key=prll1aQH05yQqp_DKPP9TNg&pub=1";
Query.Options queryOptions = Query.Options.create();
queryOptions.setSendMethod(SendMethod.SCRIPT_INJECTION);
Query query = Query.create(dataUrl, queryOptions);
query.send(new Callback() {
public void onResponse(QueryResponse response) {
if (response.isError()) {
Window.alert("Error in query: " + response.getMessage() + ' '
+ response.getDetailedMessage());