| Attributes |
| Name | Required | Request-time | Type | Description |
| id | true | true | java.lang.String | A unique id for this map type tag. |
| name | true | true | java.lang.String | The name for this map type. The map type control button will display this value. |
| copyright | false | true | java.lang.String | Lets you specify copyright information for this map type. |
| url | false | true | java.lang.String | The url to the resource that will provide high zoom (more than half way in) tile images. If not set the default Google Map tiles for the specified map type will be displayed. |
| lowResUrl | false | true | java.lang.String | The url to the resource that will provide low zoom (more than half way out) tile images. If not set the default Google Map tiles for the specified map type will be displayed. |
| overlayUrl | false | true | java.lang.String | The url to the resource that will provide overlay tile images. This is only used if your map extends the hybrid map type. If not set, the default Google Maps overlay tiles will be presented. |
| maxZoom | false | true | int | Denotes the maximum zoom level your map can support. Zoom levels greater than this will result in the Default map tiles being dispayed. |
| minZoom | false | true | int | Denotes the mininum zoom level your map can support. Zoom levels less than this will result in the Default map tiles being dispayed. |
| upperLeftBound | false | true | java.lang.String | Denotes the point id that represents the upper left bounds of your map's coverage area. |
| lowerRightBound | false | true | java.lang.String | Denotes the point id that represents the lower right bounds of your map's coverage area. |
| baseType | false | true | java.lang.String | The Google Maps map type that this map is based on. Valid values are map, satellite and hybrid. Default is map. |
| showOnStartup | false | true | boolean | If set to true, the map will be displayed with this map type selected. |
| png | false | true | boolean | Set to true if tiles for this map type are .png format. False otherwise. Default is false. |