[Details] is an ECMAScript expression returning a string that indicates the type of event being generated. The event type may include alphanumeric characters and the "." (dot) character. The first character may not be a dot or a digit. Event type names are case-insensitive. [Attribute Name] 
event
e v e n t
t a r g e t
n a m e
d e l a y
n a m e l i s t