Style Selection problem

I have observed a bug with style choosing , the site is about all mobile stuff , so we have two styles selections<p>Default Style : http://www.megawrz.com/forum.php?styleid=4<p>Mobile Style : http://www.megawrz.com/forum.php?styleid=20<p>Please help me in clearing selection options so that my users can make their own selection of style.This is a great site thank you for this opportunity..