Looks like I've run out of luck trying to install zdesktop on Ubuntu (Jaunty Jackalope). I'm getting below error while installing:
user0@hive:~/Desktop$ sudo sh zdesktop_1_0_build_1593_linux_i686.sh
[sudo] password for user0:
Unpacking JRE ...
Preparing JRE ...
zdesktop_1_0_build_1593_linux_i686.sh: 251: bin/unpack200: not found
Error unpacking jar files. Aborting.
You might need administrative priviledges for this operation.