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: JavaScript

  • Simple CSS Only Flip Effect for a Div

    Adding a flip effect to content on your Web page can be a handy way to show extra content. In this case, I’m showing an example flip effect that happens on the click of a button above the area. You can click the button multiple times to have the front or the back of the…

  • Javascript and Bootstrap CSS: Showing a Save Screen that Locks Page Elements

    The goal of this example is to make all elements on and HTML form un-selectable while something like a Save/Load/long database lookup is happening. What we’ll do is superimpose a div over an HTML form, and have that div show opaque lines over the form as well as a clear area that says Loading or…

  • JavaScript: Outputting a Number in Traditional Currency Format

    The requirements I will describe in this article are to have JavaScript format user-input numbers as traditional currency. This means to show two decimal places (with or without automatic rounding), commas as thousands separators, and with or without a preceding currency symbol like: $ 12,345.67 or without the currency sign as: 12,345.67