... experiments with JavaScript, you can sometimes use the javascript: URL pseudoprotocol to evaluate a JavaScript expression and return the result. A JavaScript URL consists of the javascript: protocol specifier ... techniques that make it easy to experiment with JavaScript. The most obvious way to explore JavaScript is to write editor has a complete development environment; there is no need to buy or download special-purpose ... you to HTML form to allow the user to enter his order and could use JavaScript to read the in from that form in order to compute the cost of the order, the sales tax, and the shipping charge. JavaScript...