Option 1 :

Launch the Viewer page in a separate window. No arguments supplied (Viewer will use default map service extent).

Option 2 :

Launch the Viewer page in a separate window. Pass the coordinates in the text boxes as the initial extent.

       Left X Coordinate : 

     Right X Coordinate : 

       Top Y Coordinate :  

  Bottom Y Coordinate : 

Layers Present

•  World Countries Base Map (ESRI)
•  Fires Last 48 hours