fixed chuanxshi#30 typo, thanx to chovy

chuanxshi · chuanxshi · commit 1d5b010e1e06 · 2012-01-21T23:45:33.000+08:00
diff --git a/function-patterns/init-time-branching.html b/function-patterns/init-time-branching.html
@@ -44,7 +44,7 @@
     el.detachEvent('on' + type, fn);
   };
 } else { // older browsers
-  utils.addListner = function (el, type, fn) {
+  utils.addListener = function (el, type, fn) {
     el['on' + type] = fn;
   };
   utils.removeListener = function (el, type, fn) {
