JavaScript Tutorials
Opening A New Browser Window
Sometimes you don't want the visitor to leave your current page. So when a link it clicked, instead of a new page loading on the same window, you can have the page in a new browser window. All you have to do is...
Sometimes you don't want the visitor to leave your current page. So when a link it clicked, instead of a new page loading on the same window, you can have the page in a new browser window. All you have to do is...
Pre-loading Images for Faster Display
Remember the rollover effect? If there are just a couple of graphics to grapple with, it does not pose a problem, but an ideal navigation bar generally consists of more than 6 or 7 buttons that need to be rolled over. A very odd situation manifests itself when your mouse is over a button and it is taking ages for the rollover effect to happen. Learn how to fix that problem.
Remember the rollover effect? If there are just a couple of graphics to grapple with, it does not pose a problem, but an ideal navigation bar generally consists of more than 6 or 7 buttons that need to be rolled over. A very odd situation manifests itself when your mouse is over a button and it is taking ages for the rollover effect to happen. Learn how to fix that problem.
The Mouseover / Rollover Effect
This is what you often see on various web sites - when you hover your cursor over an image, it metamorphoses into some other image. Leanr how to do it yourself.
This is what you often see on various web sites - when you hover your cursor over an image, it metamorphoses into some other image. Leanr how to do it yourself.
Using Arrays in Java Scripts
Technically, an array is a sequence of logically related data items. It's kind of a row made of boxes, with each box holding a value. Each box can be accessed by, first box, second box, third box, and so on, till the nth box.
Technically, an array is a sequence of logically related data items. It's kind of a row made of boxes, with each box holding a value. Each box can be accessed by, first box, second box, third box, and so on, till the nth box.
Validating Form Input
Client-side processing is carried out using either JavaScript or VBScript, as they can be written in the HTML page itself and so, no external program file is needed so it si much faster.
Client-side processing is carried out using either JavaScript or VBScript, as they can be written in the HTML page itself and so, no external program file is needed so it si much faster.
Learning to Function and Loop
We start with loops straightaway, as the purpose of these online articles is to give you a head start, and leave the trivialities to your individual intellectual pursuits. We start with a logical program that uses looping logic.
We start with loops straightaway, as the purpose of these online articles is to give you a head start, and leave the trivialities to your individual intellectual pursuits. We start with a logical program that uses looping logic.
Displaying Current Date with JavaScript and Basic Math Calculations
In HTML, there is no such thing as <date> </date>. We have to use either VBScript or JavaScript. Since here we are learning JavaScript, we'll be taking the services of JavaScript to display the current date on our web page.
In HTML, there is no such thing as <date> </date>. We have to use either VBScript or JavaScript. Since here we are learning JavaScript, we'll be taking the services of JavaScript to display the current date on our web page.
Learning the Basics of JavaScripting
JavaScript is not a full-fledged programming language so you cannot churn out geeky applications with it. But yes, you can make your web site a lot more interactive and dynamic if you know how to use it to your convenience.
JavaScript is not a full-fledged programming language so you cannot churn out geeky applications with it. But yes, you can make your web site a lot more interactive and dynamic if you know how to use it to your convenience.
