Fixed a bug where Safari 3 does not correctly calculate the value of DOM.getAbsoluteLeft(elem) because elem.offsetLeft does not include borders, whereas it did in Safari 2.

Patch by: jlabanca
Review by: jgw (desk review, DOMTest TBR)
Issue: 1711



git-svn-id: https://google-web-toolkit.googlecode.com/svn/releases/1.5@3082 8db76d5a-ed1c-0410-87a9-c151d255dfc7