Any softwares to draw plasmid maps?

[Xin Guo]

Hi, everyone:

Does anyone know if there are any free softwares that can be
ftped which are used to draw plasmid maps? Any suggestions 
are appreciated.

Best regard,

Xin Guo   * Knowing others is intelligence;   *       (((       ~{9y!!PB~}
\ /|| |   * knowing yourself is true wisdom.  *    ___(((___   ___((___
 X ||\|   * Mastering others is strength;     *  ~~~\=====/~~~~~\====/~~~
/ \|| |   * mastering yourself is true power. *  ~~~~~~~~~~~~~~~~~~~~~~~~