Then, call up the properties dialog by right-clicking on the map with the selector and choosing "Properties" from the pull-down menu. Or, you can double-click on the layers list.For any data type, you can create thematic maps by changing the coloring to reflect one or several variables. To change the appearance of a map layer, select it on the map layer pane (the selected layer is highlighted).
Then, call up the properties dialog by right-clicking on the map with the selector and choosing "Properties" from the pull-down menu. Or, you can double-click on the layers list.
Because the properties dialog depends on the layer type, follow the links for information on customizing individual layers: