eparator size
        @param {String} thickness [CSS style property]
        @param {String} width [CSS style property]
      */
      setSize: function(thickness, width) {
        var el = this;
        // Apply custom separator thickness
        if(el.border > 1) el.style[thickness] = el.border + "px";
        // Apply custom separator length
        var length = el.length;
        if(length){
          // Check units
          length = length.indexOf("%") > -1 ? length : length + "px";
          el.bar.s