Specifies which sides of the table should be given rules, making a box or frame of lines around the table. (This attribute is based on and intended to be converted easily to the XHMTL frame attribute.)
| Value | Meaning | 
|---|---|
| above | Rule above only (top). | 
| below | Rule below only (bottom). | 
| border | Rules on all table rows and columns. | 
| box | Rules on all 4 sides. | 
| hsides | Rules on horizontal sides only (topbot). | 
| lhs | Left-side rule only. | 
| rhs | Right-side rule only. | 
| void | No border (none). | 
| vsides | Rules on vertical sides only (sides). |