Example Configuration for qtip - including custom class on qtip element.

qtip.js

// Example Configuration for qtip - including custom class on qtip element.

// Configure qTip.
      $('.qtip-elem').each(function(){
        $(this).children('.qtip-ico').qtip({
          content: {
            text:  $(this).children('.qtip-cont').html()
          },
          show: 'mouseover',
          hide: 'mouseout',
          style: {
            width: 325,
            classes: {
              tooltip: 'qtip smb_tt',
              active: 'smb_tt_active'
            }
          },
          position: {
            corner: {
              tooltip: 'leftMiddle', // Use the corner...
              target: 'rightMiddle' // ...and opposite corner
            }
          }
        });
      });