To create a dynamic welcome page that obtains the user's name, then diplays it on the page. The script uses another predefined dialog box from window object(a prompt dialog) which allows the user to input a value that the script can use. The program asks the user to input a name, then displays the name in the XHTML document. <html> <head> <title>Using Prompt and Alert Boxes</title> <script type = "text/javascript"> <!-- var name; //string entered by the user name = window.prompt( "Please enter your name" ); document.writeln( "<h1> Hello, " + name + ", welcome to JavaScript programming!</h1>" ); // --> </script> </head> <body> <p>Click Re...