resetting the terminallinux terminal reset
Sometimes weird things are happening and you see only garbage inside you terminal.
It might be time to reset your terminal with the following command.
the other way
If your system does not have the reset command you can try this:
echo -e \\033c
You can find more information on resetting your terminal at: http://www.tldp.org/HOWTO/Keyboard-and-Console-HOWTO-4.html