implement pinch to zoom

node_modules/component-event/test/index.html

@@ -0,0 +1,33 @@
+<html>
+  <head>
+    <title>Event</title>
+    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
+  </head>
+  <body>
+    <a href="/something">link</a>
+
+    <script src="../build/build.js"></script>
+
+    <script>
+      var events = require('event');
+      var a = document.getElementsByTagName('a')[0];
+
+      function onclick(e) {
+        e = e || window.e;
+
+        events.unbind(a, 'click', onclick);
+
+        console.log(e);
+
+        if (e.preventDefault) {
+          e.preventDefault();
+        } else {
+          return false;
+        }
+
+      }
+
+      events.bind(a, 'click', onclick);
+    </script>
+  </body>
+</html>