ActionScript 3.0 using closures for event handlers

Question

I tried doing this:

root.addEventListener(\"click\", 
   function () 
   { 
      navigateToURL(ClickURLRequest,\"_self\"); 
   });

And it

Answer 1

I use this sometimes:

var closure:Function = null;
root.addEventListener("click", 
   closure = function () 
   { 
      navigateToURL(ClickURLRequest,"_self"); 
   });

root.removeEventListener("click", closure);