Returns or sets whether passive alerts are to be used when a non-critical error in encountered. The default value is True. Read/write Boolean.
expression Required. An expression that returns a Chartspace object.
Passive alerts are presented as a small exclamation symbol in the lower left corner of the chart control. Clicking the symbol displays more information about the non-critical error that has occurred. This feature is similar to the Microsoft Internet Explorer feature of displaying an alert symbol in the status bar when script errors have occurred.