'undefined' is not a function (evaluating '$(this).calcSubWidth()')
<p>Having an issue with an error related to the navigation menu. When hovering over, a javascript error appears: 'undefined' is not a function (evaluating '$(this).calcSubWidth()'). It is in menu.js. However, even with the erro, the menu works fine.</p>

<p>Website: <a href="http://csenew.drdino.coresense.com" rel="nofollow">http://csenew.drdino.coresense.com</a></p>

<p>Any help you can give is appreciated.</p>
