This test case shows how WIDTH can set the width of the table to a fixed size using PERCENT. PERCENT
is based on the percentage of the space between the current left and right margins. 
This first table has a width of 80 percent
| Navigator | Messenger | Collabra | 
| Composer | Calendar | Netcaster | 
While, this second table has a width of 50 percent
| Navigator | Messenger | Collabra | 
| Composer | Calendar | Netcaster |