Function File: zenity_message (text, type)
Displays a graphical message dialog. The variable text sets the message of the dialog, and the optional variable type sets the type of the message. type must be one of the following strings
error,info,question, andwarning. The default value of type isinfo. Retuns the valuestatuswhich is 0 for 'Ok' and 1 for 'Cancel' button selection; a value of -1 indicates a failure of dialog box.