[jQuery] Programatically enabling ''submit' button in ASP.NET

I have the following aspx page <%@ Page Language="VB" AutoEventWireup="false" CodeFile="Default.aspx.vb" Inherits="_Default" %> http://www.w3.org/1999/xhtml";> $(document).ready(function() { $(".checkedfield").blur(function() { var allFilled = true;

[jQuery] Getting started

I am brand new to this. Reading the documentation, I know how I would use jQuery. But I don't know how to use UI or Widget. Can anyone help?