.b-jetstyle-copyright {
    position: relative;
    
    padding-top: 27px;
    }
    .b-jetstyle-copyright_ref_logo {
      text-decoration: none;
      
      display: block;
      overflow: hidden;
      
      width: 49px;
      height: 23px;
      
      position: absolute;
      left: 0;
      top: 0;
      
      cursor: pointer;
      }
      .b-jetstyle-copyright_ref_logo ins {
        width: 98px;
        height: 23px;
        
        position: absolute;
        left: 0;
        top: 0;
        
        background: url('../images/b-jetstyle-copyright.png') 0 0 no-repeat;
        }
      .b-jetstyle-copyright_ref:hover .b-jetstyle-copyright_ref_logo ins {
        left: -49px;
        }
      .b-jetstyle-copyright_ref:hover {
        word-spacing: 0;
        }