关于haml代码优化

      - if tmdetail.comm.size == 0
        %th{:style=>"height: 12px"}
          =h tmdetail.fieldname
      - else
        %th{:style=>"height: 12px",:onmousemove=>"javascript:showMes(#{h add_quto(tmdetail.comm)})",:onmouseout=>"stopShow(this)"}        
          =h tmdetail.fieldname