Calling Sub-Function in Javascript Different in Safari

code-1.js

// This will NOT work in safari.
function Foo2(){
	alert("In Foo2 Method");
	
	(
		function Bar2(){
			alert("In Bar2 Method");
		}
	)();
}

// Call the Foo2 method for testing.
Foo2();

code-2.js

// This will work in Safari.
function Foo(){
	alert("In Foo Method");
	
	(
		function (){
			alert("In Bar Method");
		}
	)();
}
Foo();

code-3.js

// This will work in Safari.
function Foo(){
	alert("In Foo Method");
	
	function Bar(){
		alert("In Bar Method");
	}
	
	Bar();
}
Foo();