b4a4e1cb_L_Basics__Table_tag_attributes__Purpose_
[Attribute:] align [Applies to:] table tr td [Purpose:] 
table: Aligns whole table on the page. Value can be only left or right. Text will wrap around the table. Some browsers do not support this property for table. To center a table you must use a trick. Surround the table with a centered division tag plus a deprecated CENTER tag: tr or td: Aligns contents of cells. Value can be left , right , or center.
Jan's HTML Basics: Table tag attributes
Purpose: