Quick viewer  
 
1. You can see the current exchange rates of every active cell, simply pressing button; then click on Setting button:
 
 
 
2. Choose the wished conversions: (for example: Euros to US Dollars)
 
 
3. Then, save the changes:
 
 
4. Place the cursor on the wished cell, you will see immediately the current exchange rates in the Quick Viewer's window:
 
 
Close window