The thing with the module I am making is that it kind of generates a javascript snippet, so I cannot use an action to just hook that into the section of the HTML since the
Ok this is an embarrassing hack BUT as Alan Storm pointed out this will not work in adminhtml so, in the spirit of trying to keep my code/files to a minimum, I've hacked up magento and this is working for me lol
$layout = Mage::app()->getLayout();
$headBlock = $layout->getBlock('head');
$headBlock->addLinkRel('blank', '" />