JQuery: on submit doesn’t work

What I am trying is to catch all the form submit events, get the url from the action attribute and use it to send the content of the form to that address using AJAX. So what I need is only one on …

Moment.js “Invalid date”

I just tried to make a text input with formatted date. It is working fine on Google Chrome, but when I run it on Mozilla Firefox (26.0) it says: Invalid date.

You can see and run my example in both …

Enable/Disable a dropdownbox in jquery

I am new to jQuery and I want to enable and disable a dropdown list using a checkbox. This is my html: