diff --git a/test/sample-dynamic.html b/test/sample-dynamic.html
index 24357fa7a..460c1cdb2 100644
--- a/test/sample-dynamic.html
+++ b/test/sample-dynamic.html
@@ -59,17 +59,6 @@ input {margin-top: .7em}
window.UpdateMath = function (TeX) {
QUEUE.Push(HIDEBOX,["Text",math,"\\displaystyle{"+TeX+"}"],SHOWBOX);
}
-
- //
- // IE doesn't fire onchange events for RETURN, so
- // use onkeypress to do a blur (and refocus) to
- // force the onchange to occur
- //
- if (MathJax.Hub.Browser.isMSIE) {
- window.MathInput.onkeypress = function () {
- if (window.event && window.event.keyCode === 13) {this.blur(); this.focus()}
- }
- }
})();
@@ -83,5 +72,18 @@ Type some \(\rm\TeX\) code and press RETURN: