# You'll need a small file for your icon.
# In ~/Desktop/ make a file ending in .desktop, such as myscript.desktop.
# Put something like the following inside it.
# NOTE, configure acording to your setup
[Desktop Entry]
Encoding=UTF-8
Name=My Script
Comment=Launch DirSyncPro
Exec=gnome-terminal -e sh /usr/local/bin/myscript.sh
Icon=utilities-terminal
Type=Application
# NOTE! Youll need to give permission for .sh to execute
$ chmod 744 /usr/local/bin/myscript.sh