http://en.wikipedia.org/wiki/ICO_(file_format)
http://www.daubnet.com/en/file-format-cur
https://developer.mozilla.org/en/Using_URL_values_for_the_cursor_property
+ http://www.fileformat.info/format/bmp/egff.htm
+
+Icon/Cursor file format:
+ http://msdn.microsoft.com/en-us/library/ms997538
+ http://msdn.microsoft.com/en-us/library/aa921550.aspx
+ http://msdn.microsoft.com/en-us/library/aa930622.aspx
RDP Protocol specification: