Javascript is generally used to make a website more dynamic. For example, on answers.com, it is used to allow users to answer a question without having the reload the page, used to allow people to vote on answers, and used to be able to follow different experts, brands, and categories, etc.
Yes. In fact, you can use JavaScript in any web browser.
Ajax, I believe uses JavaScript + ASP.
Use confirm or alert in javascript code to get a popup
It will help
Not comparable. JavaScript is a programming language. Dreamweaver is an application (which you can use to create pages with javascript, html, etc.)
Use the length property of string in javascript.
The command is javascript JavaScript is interpreted by the browser browsers use JavaScript engines to execute the commands each browser differs
Javascript. AJAX stands for Asymmetric Javascript And XML
Use the getURL() function to run javascript with the "javascript: " protocol. getURL("javascript: $('jquery code here');", "_self");
It has to be done with Javascript. Though you could do something like this:
ID in JavaScript can be used to refer a control. For example getElementbyID("#name-of-id").
No, use asp