code: function(win, options) {
              var vals = packValueMask('ConfigureWindow', options);
              var format = 'CxSLSxx' + vals[0];
              var args = [12, vals[2].length + 3, win, vals[1]];
              args = args.concat(vals[2]);
              return [format, args];
          }
docs: /*
  options : {
  x : x_value,
  y : y_value,
  width : width_value,
  height : height_value,
  borderWidth : borderWidth_value,
  sibling : sibling_value
  }