jqm two columns

<div class="ui-grid-a">

    <div class="ui-block-a"><a href="#"  data-role="button">确定</a></div>

    <div class="ui-block-b"><a href="#"  data-role="button">取消</a></div>

</div>

 

class: ui-grid-a ---two columns

         ui-grid-b ---three columns

         ui-grid-c ---four columns

         ...