Browse button: For links to the datatable view
Document button: for opening documents
List button: to show a list view
Map button: to see a map view
Search button: search with text
Subscribe button: for subscribing to calendar updates in different formats
Download button: to initiate a download with a choice of formats
Add to calendar button
Two candidates button: toggle two-candidate view on map comparison
Back button
Go button: to initiate the next step in a sequence
Export button: for exporting files
Table button