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data-role="button"to your anchor tags. If you want a regular hyperlink that isn't styled by jQuery Mobile you just don't include that attribute and jQuery Mobile doesn't modify the anchor styling.
In the main content block of a page, you can style any anchor link as a button by adding the
data-role="button"attribute. The framework will enhance the link with markup and classes to style the link as a button.
data-role="none"to the button element or
data-enhance="false"to a parent/ancestor element. See http://jquerymobile.com/demos/1.2.0/docs/forms/forms-all-native.html