What is the exact syntax for the menu item?
P.S. When I try
['Level 1 Item 0', 'nul'],
['Level 1 Item 1', 0,
['Level 2 Item 0'],
I get the IE error message "'trees.0' is null or no object."
What did I do wrong?
Check target frame setting (trees should be defined in the target frame).
To access the trees array in 'content' frame try following model:
It works :-))