Justin Cooney

Web Development Tips and Examples

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about

I am a Senior Applications Programmer / Analyst with years of experience developing enterprise solutions using the Microsoft technology stack including C#, VB.NET, ASP.NET, AJAX, IIS and SQL Server. I specialize in Web application development with a focus on building secure systems, integrating applications, and designing robust database structures.

Category: HTML

  • JavaScript – Generic Function to Toggle Div Element Visible or Invisible

    If you are writing Web pages and find that you want to dynamically hide or show sections of your pages when the user interacts with the page, then the easiest way to do so is using JavaScript. In general it’s always best to avoid expensive round trips to the server by handling things client-side. In…

  • Using a JQuery DatePicker with an ASP.NET DataList and UpdatePanel

    When you are developing a new Web form there are a number of useful technologies that you can use to enhance the functionality of the form. Today I will review combining an ASP.NET DataList control with a JQuery DatePicker widget, and also with an ASP.NET UpdatePanel. The complexity in this combination of controls comes into…

  • ShowModalDialog – Example Code and Some Tips

    Using the JavaScript showModalDialog function is a useful way for Web developers to create a modal popup. Unlike other popup functions, the showModalDialog function makes use of two separate HTML pages… one page as the parent page, and one page as the content of the modal dialog. Developers will sometimes want the modal popup to be more…