Purpose: Prints text and variables on the Viewer status bar.
Format: MESSAGE textstring
Notes: textstring may consist of combinations of text and variables to be outputted to the text screen. Text must be enclosed in quotes and must be separated from variables by spaces.
# Sends a message to the Viewer
message "User instructions
are printed here."
# Print text and variables combinations.
pi = 3.14
message " The value of PI is " pi