The Map Tool

The map present at the initial page is an easy-to-use method to submit the coordinates of any polygon.

• Browsers

  Openlayers works with the majority of the browsers. If you have any problem using our service, please report it to oriolisc.ac.uk

• Tools and widgets

  	To Navigate use the usual mouse moves used on any webiste with maps (Google Maps, MapQuest ...). Double click to zoom in. The mouse wheel allows fast zoom in / out, as well as the navigation bar on the left. Click and hold to drag the map. The little map on the bottom left is an overview of your situation. It can also be used to navigate.
  	Several layers of information are also available. Select or check them to see or hide the information from the box at the top right of the map.
  	This Map tool comes with many drawing capabilities: Several Polygons can be plotted . Click on Draw Polygon to do it. To finish the polygon double-click on the last vertex.
  	Polygon Selection and manipulation: To select a polygon, click on Select Polygon and then on the polygon. As long as Select Polygon is selected the user can switch between polygons just clicking on them or unselect them using Ctrl+click

  
  
• Layers

  The Web Feature Service (WFS), allows interaction with web remote servers and display different kind of maps in a XML configuration. Here we have included the most relevant available WFS for the seismology community. We constantly keep an eye on new possible features.

  The legend follows a bottom up configuration. In order to be able to see the lowest map, all the others labels must be unselected
  Topography	Simple world topography
  Satellite	MODIS from NASA
  Plate Boundaries	Main tectonic plates and plate boundaries