(function (a) {
a();
}(
function(a, b, c)
{
alert("aaaaa");
}
));
/*you can just think of this as "in this self invoking function, we now can use the function(a, b, c) function......in any way we see fit*/
/*notice how the parameters in the bottom function don't really matter in terms of being executed even though they are not being used at all*/