self invoking function with setTimeout closure, variable access
<p>How would I get access to the  <code>a_var</code> that is in <code>setTimeout</code>, from the outter <code>someFunction</code>?</p>

<p>Thanks.</p>

<pre><code>function someFunction(){
             (function why(){
                       setTimeout(function(){

                          var a_var='help I wanna get out!';
                         return a_var;//&lt;-useless?

                      }, 25);
                   })();
        };
</code></pre>
