Returns a style value that can be used to hide or show an error message for short passwords.
The value is generated automatically based on the Minimum of characters field in the system security settings.
(Tools tab > Control panel > System > Security panel)
Returns an empty string ("") if a new password is shorter than the required minimum, otherwise "None" is returned.
The value should be used in a style="DISPLAY: " attribute.
The tag can be used for New password prompts.