Milonic JavaScript Menu

I want to open up a new window when hitting a link in the drop down menu system but when I place the _blank attribute in the .js file it doesn't recognise it.
I know you can also do this sort of thing in javascript which I have done but only in a normal page link not in an external .js file like the ...

I'm trying to make sub-menus show when you click the parent menu item (rather than passing your mouse over it). I figured that this is exactly what the variable labeled as

// Open the Menus OnClick - leave blank for OnMouseover (1=on/0=off)

is for. However, when I set this to 1, the sub-menus don ...