Flash - Function Summary
Flashes a message to the user and continues.
val - The val argument.
Flash a message to the user. Similar to alert, but without a button. This function is normally used to inform the user of an action as it is occuring. The UNVIEW function can be used to remove the flash.
The FLASH function returns the window face that is being displayed, allowing functions such as UNVIEW to explicitly refer to the flash window.
alert - Flashes an alert message to the user. Waits for a user response.