}
var map = this.map;
- if (map.getControlsByClass("OpenLayers.Control.ArgParser")[0].lat
- == undefined) { // map center was not set in ArgParser control.
+ if (map.getControlsByClass("OpenLayers.Control.ArgParser")[0].center
+ == null) { // map center was not set in ArgParser control.
var orig = this.Utils.mbr (this.dataLayer);
var centerBounds = new OpenLayers.Bounds();