Bug 5862 - Incompatibility in ajax.js with "localName" for Internet Explorer

Bug 5862 - Incompatibility in ajax.js with "localName" for Internet Explorer

It has been detected an incompatibility with Internet Explorer in the ajax.js
file that cause a javascript error for this browser that prevents proper
operation.
The error occurs because the "localName" is not supported by Internet Explorer
and returns "undefined".

Bug 5862 - Incompatibility in ajax.js with "localName" for Internet Explorer

Fix error on comma for IE

Signed-off-by: Owen Leonard <oleonard@myacpl.org>
Signed-off-by: Chris Cormack <chrisc@catalyst.net.nz>