OpenLayers.Size

This class represents a width/height pair.

* Constructor
  OpenLayers.Size({float|h}, {float|w}) -- Create Size.

* Methods
  toString() -- {String} -- Converts to human readable string.
  clone() -- {OpenLayers.Size} -- Returns a copy of the pixel.
  add({int|x}, {int|y}) -- {OpenLayers.Size} -- add x and y to the current coordinates.