Archive by category "JavaScript"

Showing and Hiding DIV using JavaScript

In this article I will tell you that how to show and hide the div dynamically. I have used JavaScript code to perform this operation. Also this showing and hiding of the Div will be perform on the click event of an Image. The purpose of using the Image is that you can distinguish between both the show and hide operation. You can also change the Image for both the operation. Also we are not using very complex code to do this. We are using very simple code and JavaScript to perform this.

 

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Validate a Web Application Form using JavaScript Function

Hello guys, we have already learned that how to validate a web application form using validation controls. These validation controls are easy to use thats why the developers use these controls. But some time we need to make our web application more fast. As you all know that using more ASP.NET controls makes site more slow to load. So reduce the loading time of the web page we use sometimes JavaScript Function to validate the web form. JavaScript Function are also easy to use and thsi method is very fast to validate the form. and I hope that you will also learn that how to call a Javascript function from the code behind page in ASP.NET.

 

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Alert and Confirmation Dialog Box in ASP.NET

This article will show you to display two type of Dialog Boxes that are Alert Dialog Box and Confirmaion Dialog Box. I am using JavaScript Function. These Dialog boxes are very useful while developing a WebSite or WebApplication. These Dialog Boxes are useful to providing some useful information to the users.


 

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JavaScript Image Rotator in ASP.NET

Sometimes, we need to rotate Images on ours web pages, it may be ads or some simple Images. In this article I am going to tell you that how to rotate an Image from a Group of Images using JavaScript in your ASP.NET Application. I hope you will enjoy this article as well as my demo project.

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ASP.NET Captcha Image Using JavaScript

In this article I am going to share a very useful project. You can generate the CAPTCHA Image in your ASP.NET Application. As you guys know that CAPTCHA stands for “Completely Automated Public Turing Test to tell Computers and Humans Apart.” The CAPTCHA Image is just an auto-generated Image and this image include Numbers and Alphabets. You guys know that whenever you go for the registration on any website, the registration page ask you to enter some auto generated texts in the Textbox. This is necessary to make sure that the details are inserting by a Human not by any Computer System or any other Program. Also one important thing about this project is that I have generated the CAPTCHA Image using JavaScript in ASP.NET Application. Feel free to ask any query regarding this project if you have any doubt…

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