Template:Signature/doc

Updates

 * Template completed - 01:49, 15 January 2009 (UTC)
 * Template documentation completed - 02:28, 15 January 2009 (UTC)
 * Sub and sup styles added - 02:55, 15 January 2009 (UTC)
 * Sub and sup examples added to template - 03:03, 15 January 2009 (UTC)
 * Bold, underline, and italic options added to template and documentation - 19:33, 16 January 2009 (UTC)
 * Fixed background in IE 7; was not being displayed in signatures with images due to a bug in IE's relative positioning - 22:34, 20 January 2009 (UTC)

Usage
