diff --git a/_posts/2016-04-26-javascript-validator-for-input-number.markdown b/_posts/2016-04-26-javascript-validator-for-input-number.markdown
index e67aeba5e127cd057ce7ec3e1e40f275865af435..0c04c16ba0a6e9a406f07a3f06a804ee30a0750b 100644
--- a/_posts/2016-04-26-javascript-validator-for-input-number.markdown
+++ b/_posts/2016-04-26-javascript-validator-for-input-number.markdown
@@ -6,23 +6,6 @@ categories: [others]
 ---
 
 This javascript will validate/allow the number only when event key is pressed.
-
-{% highlight html %}
-<input id="id_price" type="number" min=0 />
-<script type="text/javascript">
-function isNumber(evt) {
-    evt = (evt) ? evt : window.event;
-    var charCode = (evt.which) ? evt.which : evt.keyCode;
-    if (charCode > 31 && (charCode < 48 || charCode > 57)) {
-        return false;
-    }
-    return true;
-}
-document.getElementById('id_price').setAttribute("onkeypress", "return isNumber(event)");
-</script>
-{% endhighlight %}
-
-
 For example result of it:
 
-<iframe width="100%" height="300" src="//jsfiddle.net/agaust/3qz105nn/embedded/html,result/dark/" allowfullscreen="allowfullscreen" frameborder="0"></iframe>
\ No newline at end of file
+<iframe width="100%" height="350" src="//jsfiddle.net/agaust/3qz105nn/embedded/html,result/dark/" allowfullscreen="allowfullscreen" frameborder="0"></iframe>
\ No newline at end of file