Refactor to reduce nesting

static/application.js

@@ -361,9 +361,11 @@ haste.prototype.configureShortcuts = function() {
 
 ///// Tab behavior in the textarea - 2 spaces per tab
 $(function() {
-
   $('textarea').keydown(function(evt) {
-    if (evt.keyCode === 9 && ! evt.ctrlKey) {
+    if (evt.ctrlKey || evt.keyCode !== 9) {
+      return true;
+    }
+
     evt.preventDefault();
     var myValue = '  ';
     // http://stackoverflow.com/questions/946534/insert-text-into-textarea-with-jquery
@@ -390,7 +392,6 @@ $(function() {
       this.value += myValue;
       this.focus();
     }
-    }
   });
 
 });