mshtml/tests: Fix typos in a few comments.

dlls/mshtml/tests/events.html

@@ -266,7 +266,7 @@ function test_attach_in_attach() {
         calls += "div.onclick,";
         div.attachEvent("onclick", function() {
             calls += "div.click,";
-            /* listener attached inside an other attached listener will not ve invoked */
+            /* listener attached inside another attached listener will not be invoked */
             div.attachEvent("onclick", function () { ok(false, "unexpected call"); });
         });
     }

dlls/mshtml/tests/events.js

@@ -405,7 +405,7 @@ function test_init_event() {
     ok(e.target === elem, "target != elem");
     ok(e.defaultPrevented === false, "defaultPrevented = " + e.defaultPrevented);
 
-    /* initEvent no longer has effect except reseting defaultPrevented */
+    /* initEvent no longer has any effect except resetting defaultPrevented */
     e.initEvent("test", true, false);
     ok(e.type === "NewTest", "type = " + e.type);
     ok(e.bubbles === false, "bubbles = " + e.bubbles);