To generate and distribute BlackBerry device applications, download
        the BlackBerry JDE and its prerequisites from the BlackBerry Web site.
Prerequisites
            - The BlackBerry MDS software requires the 32-bit JDK to be installed, even for
                    64-bit operating systems. 
 
- A registered BlackBerry developer account to download the JDE.
 
         
 Go to the BlackBerry Web site to download and install the
                    BlackBerry JDE. The MDS-CS simulator is installed with the BlackBerry JDE.